Dante Alighieri (Durante degli Alighieri, born in Florence in 1265, died in Ravenna during the night of 13-14 September 1321) is held by Italian tradition to be the greatest Christian poet of all time, and counts among the rare giants of world literature. His Divine Comedy — a journey through Inferno, Purgatory and Paradise — is not merely a summit of art: it is a theological Summa set in verse, where Catholic doctrine, the philosophy of saint Thomas Aquinas and the mysticism of divine love become flesh, image and music.[1][2] Italian tradition crowned him with the title Sommo Poeta, the "Supreme Poet".[3]
His place in this family of articles is striking. Where Eusebius, Origen or Tertullian are masters to be sifted — geniuses whose doctrine the Church reads with care — Dante is a layman whom the Church proudly claims. Three popes devoted solemn texts to him — Benedict XV (1921), Paul VI (1965) and Francis (2021) — following in the footsteps of the gestures of Leo XIII and Saint Pius X recalled by Francis in Candor lucis aeternae (§ 1); Benedict XV asks: "is it not for the Church, his mother, to claim Alighieri first and loudly as her child?"[4][5][6][7][8] Not a heretic to be watched, but a Catholic poet to be received with gratitude.
And yet this giant is neither a saint nor a Doctor of the Church. A man of his age, he was a passionate politician, capable of placing by name one pope — Nicholas III — in hell (canto XIX, which also announces the coming of Boniface VIII and then Clement V), and of writing a treatise, the Monarchia, which Rome placed on the Index until 1881.[9][10][11] Ignispedia therefore reads him for what he is: a Catholic masterpiece borne by a lay genius. We receive with admiration the cathedral of words he built; we read with discernment the political and poetic freedoms of a man who loved the Church enough to want her holy, and who judged her as one judges a mother one refuses to see disfigured.
Why does Dante Alighieri matter?
The Sommo Poeta of Christendom
Before Dante, learned high literature was written in Latin; the language of the people — the emerging Italian, the volgare — was considered unable to carry great subjects. Dante made the opposite wager. He wrote his masterpiece in popular Tuscan, and by that single gesture he founded the Italian language and proved that a vernacular tongue could speak of God, hell, heaven and love as well as Virgil's Latin.[12][13] The Divine Comedy is the founding text of an entire literary civilization.
But his influence reaches far beyond Italy. The Catholic Encyclopedia notes that he is "universally recognized as ranking with Homer, Aeschylus, Sophocles, and Shakespeare, among the few supreme poets of the world".[14] Chaucer, Milton, Blake, Hugo, Eliot, Borges, Claudel: centuries of literature bear his trace. Few human works have done as much to make Catholic theology and philosophy desirable, intelligible and lovable — even for non-Catholic readers.[15]
A theological Summa in verse
What distinguishes Dante from every other poet is that he does not settle for religious feelings: he stages the essentials of Catholic dogma — sin, grace, freedom, purgatory... — with a theologian's precision. Sin and grace, justice and mercy, free will, purgatory, the communion of saints, the hierarchy of angels, the beatific vision, the Trinity, the role of Mary: everything appears, not as a recited catechism, but as a living world through which the reader travels.
"Midway upon the journey of our life, I found myself within a dark forest, for the straight way had been lost." — Dante, Inferno, canto I, 1-3[16]
That famous opening is not a sentimental confession: it is the starting point of an itinerary of conversion. Dante the pilgrim, lost halfway through life, must descend to see evil face to face (Inferno), climb the mountain of purification (Purgatory), and rise at last to God (Paradise). The very architecture of the poem is a doctrine of salvation.
A layman claimed by the popes
Here is the most astonishing fact, and the one that best reveals the Catholic angle: Dante was neither cleric, nor religious, nor canonized saint. He was a married layman, a public official, a political exile. And yet the modern papacy has claimed him as one of its own with unique constancy. In 1921, for the sixth centenary of his death, Benedict XV devoted the encyclical In praeclara summorum to him; in 1965, Paul VI published the motu proprio Altissimi cantus; in 2021, for the seventh centenary, Francis wrote the apostolic letter Candor lucis aeternae — after Leo XIII and saint Pius X.[17][18][19][20][21] John Paul II several times, in his addresses, took up again the works of the "Great Poet" — Francis notes his address of 30 May 1985, at the inauguration of the exhibition Dante in the Vatican — and Benedict XVI, who often proposed Dante's itinerary anew, started precisely, when speaking of his first encyclical Deus caritas est, from the Dantean vision of God, in which "light and love are one and the same thing".[22]
"In the glorious line of geniuses whose brilliant renown is the honor of Catholicism [...], a choice place belongs to Dante Alighieri. [...] Is it not for the Church, his mother, to claim Alighieri first and loudly as her child?" — Benedict XV, In praeclara summorum, 30 April 1921 (exordium)[23]
Three dedicated pontifical texts — the 1921 encyclical, Altissimi cantus (1965), the 2021 apostolic letter — following in the footsteps of the gestures of Leo XIII and Saint Pius X.[24][25][26][27][28] The reason is that the Church recognized in Dante not merely a believing artist, but a public witness to the faith able to evangelize through beauty what treatises often reach only with difficulty.
The man from Florence
Biographical landmarks: glory, love and exile
Dante was born in Florence in 1265, into an old but impoverished Guelph family; his father was Alighiero di Bellincione, his mother Bella.[29] Baptized Durante, he would always be known as Dante. He fought on horseback in the Guelph ranks at the battle of Campaldino (11 June 1289), married Gemma Donati, held public offices, became prior of Florence in 1300 — then, caught up in factional wars, was condemned to exile in 1302 and never saw his city again. He died in Ravenna in 1321, watched over by his children.[30]
- 1265Birth in Florence
Durante degli Alighieri is born into a Guelph family; he will be baptized in the Baptistery of San Giovanni, later sung as "my beautiful Saint John".
- c. 1274The meeting with Beatrice
At nine years old, Dante first sees Beatrice, the child who will become the central figure of his whole work. He will see her again nine years later.
- 1289The battle of Campaldino
Dante fights in the front rank of the Guelph cavalry against the Ghibellines of Arezzo.
- 1290The death of Beatrice
Beatrice dies in June 1290. His grief will become the matrix of the Vita Nuova, then of the Comedy.
- 1300Prior of Florence
Dante reaches the summit of Florentine political life (June-August 1300). It is the year of Boniface VIII's great Jubilee — and the fictional year of the Comedy's journey.
- 1302Condemnation and exile
Caught in the struggle between the "White" and "Black" Guelphs, Dante is condemned on 27 January 1302, in his absence, to a heavy fine and perpetual exile — then to burning if he reappears in Florence.
- 1302-1318The wandering years
Taking refuge from court to court — including Verona with Cangrande della Scala — Dante writes the Convivio, the Monarchia and most of the Comedy.
- 1318-1321Ravenna and death
Welcomed by Guido Novello da Polenta in Ravenna, Dante completes the Paradiso. He dies during the night of 13-14 September 1321, returning from an embassy to Venice, and still rests in Ravenna.
Florence, the Guelphs and the Ghibellines
To understand Dante, one must grasp the political violence of his Italy. Two great parties tore the cities apart: the Guelphs, supporters of the pope, and the Ghibellines, supporters of the emperor. Florence was Guelph — but after victory the Guelphs themselves split into "Whites" (Dante's party, hostile to pontifical interference in civic affairs) and "Blacks" (allied with pope Boniface VIII). In 1301-1302, the Blacks took power with Rome's support; the Whites were proscribed.[31]
Dante paid for exile because of fidelity to an ideal: a free city in which spiritual and temporal power are not confused. This wound irrigates the entire Comedy and makes Boniface VIII the privileged target of his poetic anger.
Beatrice: the love that elevates
At the heart of Dante's whole work stands a woman: Beatrice — traditionally identified with Bice Portinari, a Florentine who died young in 1290. Dante sees her for the first time at age nine, and that encounter decides his interior life. But there must be no mistake: in Dante, love for Beatrice is not carnal passion. The Catholic Encyclopedia stresses that he presents this love as "purely spiritual and mystical".[32]
Beatrice becomes the visible sign of grace: the beauty of a creature who, instead of holding the gaze upon herself, leads it upward to God. From heaven she sets the entire journey of the poem in motion, and in Paradise she takes over from Virgil to lead Dante toward the light. Where courtly love tended to divinize the woman, Dante makes the beloved woman a step toward the true God — a profoundly Catholic intuition of beauty as a path.
"The Love that moves the sun and the other stars." — Dante, Paradiso, canto XXXIII, 145[33]
Exile, wound and furnace
Exile could have broken Dante; instead, it made him a universal poet. Driven out of Florence, stripped of everything, forced to "go down and climb another's stairs" and to learn "how salty another's bread tastes"[34], he lost one city and gained the world. Cut off from daily quarrels, he embraced from above the whole of human history, the whole drama of salvation. The Comedy is the work of a man who has no earthly homeland left and who seeks, through Inferno and Heaven, the only City that does not betray.
The Divine Comedy: the architecture of a Catholic world
Three realms, one hundred cantos, terza rima
The Divine Comedy is built like a cathedral, with a mathematical rigor that reflects divine order. Three cantiche — Inferno, Purgatorio, Paradiso — one hundred cantos in all, a stanza invented for the occasion, terza rima (linked tercets rhyming aba bcb cdc...), and everywhere the number three, symbol of the Trinity, and its perfect square, nine, symbol of Beatrice.[35]
| Cantica | Cantos | Place | Main guide | Virtue / movement |
|---|---|---|---|---|
| Inferno | 34 | Funnel of 9 circles, beneath Jerusalem | Virgil (natural reason) | Seeing evil, God's justice |
| Purgatorio | 33 | Mountain of 7 terraces + earthly paradise | Virgil, then Beatrice | Hope, purification |
| Paradiso | 33 | 9 turning heavens + the Empyrean | Beatrice, then Saint Bernard | Charity, vision of God |
This plan is not decoration: it is doctrine. One descends first to the depths to measure the gravity of sin, then climbs through penance, and finally rises by charity. It is the itinerary of Christian life itself, from sin to glory.
Inferno: taking God's justice seriously
Dante's Inferno has remained in every memory, often at the expense of the other two realms. There we find the famous inscription over the gate:
"Abandon every hope, you who enter." — Dante, Inferno, canto III, 9[36]
But Dante's Inferno is not a gallery of gratuitous horrors: it is a meditation on justice. Each punishment fits the fault through the law of contrappasso — the lustful swept away by endless wind, the violent plunged into boiling blood, the traitors frozen in ice.[37] Dante takes seriously what modernity would like to dissolve: sin is real, freedom has consequences, and God respects to the end the choice of the one who closes himself to Him. In Dante, Inferno is the place where evil receives exactly the weight it has given itself.
Purgatory: hope and purification
Purgatorio may be the most original of the three realms, because Dante makes it the first great poem of hope. On the seven terraces of the mountain, souls expiate the seven capital sins, but they suffer in joy, certain of their salvation, singing psalms and beatitudes.[38] It is the exact opposite of Inferno: there, fixed despair; here, effort that rises.
Dante's Purgatory gives images to a major Catholic doctrine — purification after death and the value of prayer for the dead[39] — which Protestantism would reject two centuries later. The Ignispedia reader will recognize here the Catholic dossier on purgatory and the satisfaction of temporal punishments, carried not by an argument but by a mountain of light.
Paradise: charity and the vision of God
Paradiso is the realm of charity and light. Dante rises from heaven to heaven — the Moon, Mercury, Venus, the Sun, Mars, Jupiter, Saturn, the fixed stars, the Primum Mobile — up to the Empyrean, the heaven of pure love where God, Mary and all the blessed dwell in an immense "white rose".[40] It is the highest and most difficult part: a poetry of pure theology, vision and joy.
The ascent culminates in the vision of the Trinity, where intelligence falters and only the experience of love remains. The whole poem ends with the movement of a heart finally adjusted to God — "the Love that moves the sun and the other stars".[41]
Virgil, Beatrice, Mary: the structure of the three guides
Nothing in Dante is left to chance. Three successive guides lead the pilgrim, and each represents one degree in the soul's ascent toward God:
- Virgil, the great pagan poet, figure of natural reason: he can lead man to see evil and be purified, but he cannot enter Heaven.
- Beatrice, figure of theology and grace: she takes over at the summit of Purgatory and leads Dante through almost all of Paradise.
- Saint Bernard of Clairvaux, figure of contemplation and Marian devotion: at the end, he addresses the Virgin in the prayer that obtains for Dante the vision of God.
And behind the three guides, three blessed women had set everything in motion from the second canto of Inferno: the Virgin Mary, Saint Lucy and Beatrice. Francis reads this as a magnificent catechesis on the theological virtues:
"[...] three women intercede for him and will guide him: Mary, the Mother of God, figure of charity; Beatrice, symbol of hope; Saint Lucy, image of faith." — Pope Francis, Candor lucis aeternae, 2021[42]
The summit: the prayer to the Virgin
The spiritual summit of the whole Comedy is not a reasoning but a Marian prayer. In the last canto of Paradiso, Saint Bernard begs the Virgin to grant the pilgrim the supreme grace. Dante places on Bernard's lips one of the most beautiful Marian poems ever written:
"Virgin Mother, daughter of your Son, humble and exalted beyond any creature, fixed term of the eternal counsel, you so ennobled human nature that its own Maker did not disdain to become His own making." — Dante, Paradiso, canto XXXIII, 1-6[43]
That the highest point of so immense a work should be a prayer to Mary says everything about Dante's Marian backbone — and explains why Francis made the Virgin the key to his reading of the Comedy.[44]
Dante and Saint Thomas Aquinas
The poet of Thomism
Dante writes a generation after the death of saint Thomas Aquinas (1274), at the moment when the Thomistic synthesis is taking hold. He is its great poetic transmitter. His theology, notes the Catholic Encyclopedia, "is principally derived from St. Thomas Aquinas"[45]; Benedict XV says it even more strongly:
"Dante, among the great variety of opinions, took Thomas Aquinas, Prince of the School, as his principal guide. To this master, whose intellectual genius was characterized by the title of angelic, he owes almost all that philosophy and theological speculation revealed to him." — Benedict XV, In praeclara summorum, 1921[46]
Where the Summa Theologiae reasons, the Comedy makes us see. Free will, the order of the universe, the hierarchy of beings, beatitude as the vision of God: these are Thomistic theses, but Dante makes them sensible to the imagination and to the heart. He did for piety what Thomas did for intelligence.
The heaven of the Sun: Thomas and Siger of Brabant side by side
One detail reveals the whole generosity of Dante's intellect. In the heaven of the Sun (Paradiso, cantos X-XIV), the place of the great doctors — Thomas Aquinas, Albert the Great, Boethius, saint Isidore, Bede, Dionysius the Areopagite, Solomon — Dante also places Siger of Brabant, the Parisian master of radical Aristotelianism whose Averroist theses were condemned in Paris in 1277.[47] More astonishing still: it is Thomas himself, his earthly opponent, who praises Siger in the poem.
This boldness shows how Dante conceives the search for truth: minds that fought on earth dance together in the light, "each at equal distance from the truth they sought". The gesture is splendidly charitable intellectually — but it also illustrates the poetic freedom of a layman who himself distributes places in Heaven and Inferno, which brings us to the shadowed zones.
The shadowed zones: what the Church reads with discernment
To claim Dante is not to canonize him without reserve. The honest Catholic angle consists in receiving the masterpiece while naming clearly the points where the passionate layman took freedoms the Church does not endorse.
Monarchia: the two suns and the Index
In his Latin treatise Monarchia (c. 1312-1313), Dante argues that the authority of the emperor comes directly from God, and not through the mediation of the pope. This is the theory of the "two suns": spiritual power and temporal power would be two distinct stars, equally suspended from God — a thesis aimed against the theocratic claims expressed by Boniface VIII in the bull Unam Sanctam.[48][49]
The book had a turbulent fate. As early as 1329, cardinal Bertrando del Poggetto had it burned in Bologna as heretical; in 1564 it entered the Index of Forbidden Books, and it was removed only in 1881, under Leo XIII.[50] For centuries, therefore, the Church judged the political doctrine of the Monarchia dangerous, while elsewhere celebrating the poet's faith. Ignispedia's discernment holds both truths together: one may admire the believer and discuss, even reject, the political theorist.
Popes in hell
Dante's most troubling freedom is that he placed popes in hell. In the third bolgia of the simoniacs, he drives pope Nicholas III head-down into the rock and makes him prophesy the coming of Boniface VIII and then Clement V.[51] Tradition also identifies the "great refusal" of Inferno III with pope Celestine V, who abdicated — although the Church canonized him.[52]
Should we conclude that Dante despised the papacy? No — and here the reading must be fine. The Catholic Encyclopedia and Benedict XV insist: Dante attacks persons, never the institution. He fully respects the power of the keys as of divine origin; what he scourges are the indignities of certain holders of the office, in the very name of the holiness he expects from the Church.[53]
"However many abuses his indignation denounced and stigmatized among clerics, rightly or wrongly, he never permitted himself to detract anything from the regard due to the Church or the veneration due to the 'Sovereign Keys'." — Benedict XV, In praeclara summorum, 1921[54]
Dante judges popes as a son judges an outraged mother: severely, but from within, and because he loves her. It remains true that determining for oneself the eternal fate of precise men exceeds what a believer can know — and this the Church never does.
A layman, not a saint
Finally, it must be said clearly: Dante has never been canonized. His life had its shadows — political passions, harshness, perhaps wanderings that his own youthful verses suggest. The Church does not propose Dante as a model of sanctity; she proposes him as a Catholic genius, a witness to the faith through beauty. The distinction is crucial and perfectly coherent with this family of articles: one can be a glory of the Church without being a saint of the altars, just as Eusebius was a source without being a model.
Popes for one poet
The best summary of Dante's place in the Church is the list of popes who celebrated him — three dedicated pontifical texts (1921, 1965, 2021), following in the footsteps of the gestures of Leo XIII and Saint Pius X recalled by Francis in Candor lucis aeternae (§ 1):
| Pope | Text / occasion | Year | Key idea |
|---|---|---|---|
| Leo XIII | Brief to Cardinal Galeati (Ravenna) for the Dante monument; Monarchia removed from the Index | 1892; 1881 | Dante, splendid ornament of Christianity, honored in Ravenna; end of three centuries of prohibition |
| Saint Pius X | Letter of Cardinal Merry del Val to the Archbishop of Ravenna for the sixth centenary | 1913 | Catholics called to honor the "Divine Poet" |
| Benedict XV | Encyclical In praeclara summorum | 1921 | "Is it not for the Church, his mother, to claim [...] Alighieri as her child?" |
| Paul VI | Motu proprio Altissimi cantus | 1965 | Dante "ours": poet of Christian transcendence |
| Francis | Letter Candor lucis aeternae | 2021 | Dante, "prophet of hope"; the three women as faith, hope and charity |
The first two acts are the least known: Leo XIII's brief to Cardinal Galeati, dated March 1892 (fifteenth year of the pontificate)[55], and Cardinal Merry del Val's letter to the Archbishop of Ravenna, dated 6 September 1913, by which Saint Pius X encouraged Catholic participation in the sixth centenary[56].
This continuity across seven centuries is the Church's surest commentary on Dante. In 2021, Francis went so far as to urge Christians to read the Comedy, seeing in him a "prophet of hope" for our time:
"[...] prophet of hope, herald of the possibility of redemption, of liberation, of the profound change of every man and woman, of all humanity." — Pope Francis, Candor lucis aeternae, 2021[57]
What Dante teaches us today
Dante's story is rich in lessons for believers today.
First, it teaches that beauty is a path to God. Dante did not write one more treatise: he built a cathedral of words into which millions of people, believers or not, have entered and encountered Catholic doctrine made desirable. In an age that separates faith from culture, he reminds us that the highest art can also be the most faithful theology.
Next, he shows that the holiness of the Church does not depend on the impeccability of her members. Dante saw unworthy popes and said so with prophetic violence — without ever ceasing to believe in the Church as Bride of Christ. To love the Church is not to close one's eyes to her wounds; it is to refuse that she be disfigured, precisely because one knows her to be holy.
Finally, his life of exile teaches that the Christian has no lasting city here below. Stripped of Florence, Dante found something greater: the City of God. His whole poem is the journey of a man who, having lost his earthly homeland, learns to desire the only one that remains.
"There is our peace: it is the sea toward which all that it creates, and all that nature makes, is moved." — Dante, Paradiso, canto III, 85-87[58]
Dante kept throughout his life the double flame of genius and faith. Ignispedia reads him for the light he spread over the Christian world — a layman whom the popes, from Leo XIII to Francis, claimed as one of their own, and who proves that a human heart, even exiled, wounded and fallible, can sing God so powerfully as to draw whole centuries toward "the Love that moves the sun and the other stars".
Further Reading
- The Summa Theologiae — the work of Saint Thomas Aquinas, to whom Dante owes "almost all that philosophy and theological speculation revealed to him".
- Saint Bernard of Clairvaux — the last guide of Paradiso, whose prayer to the Virgin obtains for Dante the vision of God.
- Boniface VIII — Dante's political adversary, target of the Monarchia, whose coming to hell is prophesied in canto XIX.
- Celestine V — the pope of the "great refusal", whom a long tradition identifies with the anonymous figure of Inferno III.
- Indulgences and the doctrine of purgatory — the Catholic material that the second cantica of the Comedy turns into images.
- Eusebius of Caesarea, Origen, Tertullian — the other great figures the Church reads with discernment, each in his own way.
Notes and References
Edmund G. Gardner, "Dante Alighieri", The Catholic Encyclopedia, vol. 4, Robert Appleton Company, New York, 1908: birth in Florence in 1265 (father Alighiero di Bellincione, mother Bella), death in Ravenna on 14 September 1321; fight in the front rank of the Guelph cavalry at Campaldino (11 June 1289); priorate from 15 June to 15 August (1300); condemnation of 27 January 1302 (fine and exclusion, then burning in absentia on 10 March); marriage to Gemma Donati; Beatrice (probably the daughter of Folco Portinari), who died in June 1290; embassy of Guido da Polenta to Venice in July 1321; works (Vita Nuova, Convivio, De vulgari eloquentia, De Monarchia, Divine Comedy); love for Beatrice as "purely spiritual and mystical"; theology derived principally from Saint Thomas Aquinas; respect for pontifical power as of divine origin despite criticism of popes; that he is "universally recognized as ranking with Homer, Aeschylus, Sophocles and Shakespeare, among the few supreme poets of the world" (conclusion of the article). URL: https://www.newadvent.org/cathen/04628a.htm
1 3 10 12 14 15 29 30 31 32 35 39 45 48 53Benedict XV, encyclical In praeclara summorum, 30 April 1921, for the sixth centenary of Dante's death. French quotations recollated word for word on the official French version: exordium (= §1-2 of the English version) — "a choice place belongs to Dante Alighieri" and "is it not for the Church, his mother, to claim Alighieri first and loudly as her child?"; Thomist passage (= §4) — Dante "took Thomas Aquinas, Prince of the School, as his principal guide" and owes him "almost all that philosophy and theological speculation revealed to him"; despite his invectives against ecclesiastical personages, he never permitted himself to detract anything from "the regard due to the Church or the veneration due to the Sovereign Keys". FR text: https://www.vatican.va/content/benedict-xv/fr/encyclicals/documents/hf_ben-xv_enc_30041921_in-praeclara-summorum.html (cf. English version: https://www.vatican.va/content/benedict-xv/en/encyclicals/documents/hf_ben-xv_enc_30041921_in-praeclara-summorum.html)
2 4 18 23 24 46 54Leo XIII and Dante: brief to Cardinal Sebastiano Galeati, Archbishop of Ravenna, March 1892 (fifteenth year of the pontificate) — 10,000 lire for the Dante monument in Ravenna and gift of a copy of the Divine Comedy edited by his authority from a Vatican codex, offered to the Biblioteca Classense; the brief presents Dante as a splendid ornament of Christianity ("splendido ornamento del Cristianesimo"). Verified at source: La Civiltà Cattolica, 43rd year, series XV, vol. II (1892), Cronaca, pp. 358-359 — "spedì al Cardinal Arcivescovo di Ravenna 10 mila lire", "stupenda edizione della Divina Commedia, fatta eseguire ultimamente da lui sopra il codice della Vaticana", "quanto splendido ornamento egli sia del Cristianesimo" (exact day illegible in the digitization; March 1892, fifteenth year of the pontificate and text of the brief legible and conforming). Relay: F. Coelho, Os Papas leitores de Dante e encomiastas do Sumo Poeta-Teólogo, 2021, chap. 2.
5 20 27 55Saint Pius X and Dante: letter of Cardinal Rafael Merry del Val, Secretary of State, to Bishop Pasquale Morganti, Archbishop of Ravenna, "Dal Vaticano, 6 Settembre 1913" — Pius X welcomes "con vivo interessamento" the Catholic project for the sixth Dante centenary (restoration of the church of San Francesco in Ravenna, "Dante's church") and intends to encourage and bless every initiative to that end. Text verified word for word in Il VI Centenario Dantesco. Bollettino del Comitato cattolico per l'omaggio a Dante Alighieri, Ravenna, Salesian typographical school, no. 1 (January-February 1914), pp. 1-2. URL: https://archive.org/stream/ilvicentenarioda14comiuoft
6 21 28 56Paul VI, motu proprio Altissimi cantus, 7 December 1965, for the seventh centenary of Dante's birth: presentation of Dante as "our" Christian poet, master of transcendence and hope. See the presentation in Candor lucis aeternae (2021), section on pontifical precedents. Text: https://www.vatican.va/content/paul-vi/it/motu_proprio/documents/hf_p-vi_motu-proprio_19651207_altissimi-cantus.pdf
7 19 25Pope Francis, apostolic letter Candor lucis aeternae ("Splendor of eternal light"), 25 March 2021, for the seventh centenary of Dante's death (published on the Annunciation and Dantedì): Dante "prophet of hope" (exordium) then, taking up his message for the 750th anniversary of the birth (2015), "prophet of hope, herald of the possibility of redemption, of liberation, of the profound change of every man and woman, of all humanity"; the three women of Inferno II — "Mary, the Mother of God, figure of charity; Beatrice, symbol of hope; Saint Lucy, image of faith" (§ 7); appeal to Christian communities and artists to make his message better known. Predecessors recalled in §1 ("earlier interventions... particularly Leo XIII and Saint Pius X"); §4: John Paul II, "who several times in his addresses took up again the works of the Great Poet" (address of 30 May 1985, exhibition Dante in the Vatican), and Benedict XVI starting "from the Dantean vision of God in which 'light and love are one and the same thing'" when speaking of Deus caritas est — a passage referring, notes [7]-[8] of Candor, to the address to the Pontifical Council Cor Unum of 23 January 2006, and not to a quotation taken from the encyclical itself (French quotations: official French version). FR text: https://www.vatican.va/content/francesco/fr/apost_letters/documents/papa-francesco-lettera-ap_20210325_centenario-dante.html (cf. English version: https://www.vatican.va/content/francesco/en/apost_letters/documents/papa-francesco-lettera-ap_20210325_centenario-dante.html)
8 17 22 26 42 44 57Reception history of the Monarchia: Dante's Latin treatise (c. 1312-1313) on the divine autonomy of imperial power in relation to the pope. Burned as heretical in Bologna in 1329 by order of a pontifical legate (cardinal Bertrando del Poggetto); entered the Index of Forbidden Books in 1564; removed from the Index in 1881, under Leo XIII. Ref.: Anthony K. Cassell, The Monarchia Controversy, Catholic University of America Press, 2004 (entry in 1564, removal in 1881); Hans Kelsen on Constitutional Democracy, Cambridge University Press, chap. 1 (removal in 1881 under Leo XIII); Catholic Encyclopedia, art. "Dante Alighieri" (Bologna burning by order of a pontifical legate) — see [^ce].
9 49 50Dante, Inferno, canto XIX (the simoniacs): pope Nicholas III, thrust head-down into the rock, announces the coming of Boniface VIII, then of Clement V. Dante scourges simony and the corruption of certain pontiffs, without denying the divine origin of the power of the keys.
11 51Dante, De vulgari eloquentia ("On eloquence in the vernacular"), unfinished Latin treatise begun c. 1304: defense of the literary dignity of the Italian volgare and search for an "illustrious" vernacular. Presentation: Catholic Encyclopedia, art. "Dante Alighieri" (see [^ce]).
13Dante, Divine Comedy, Inferno, canto I, lines 1-3. Italian verbatim: "Nel mezzo del cammin di nostra vita / mi ritrovai per una selva oscura, / ché la diritta via era smarrita." Reference text: Giorgio Petrocchi critical edition; online text at https://dante.dartmouth.edu/ (Dartmouth Dante Project). English translation quoted in the body of the article: Ignispedia translation, established from this text.
16Dante, Paradiso, canto XXXIII, line 145, final line of the Comedy. Original: "l'amor che move il sole e l'altre stelle."
33 41Dante, Paradiso, canto XVII, lines 55-60: prophecy of exile by his ancestor Cacciaguida — "you shall learn how salty another's bread tastes, and how hard a path it is to descend and climb another's stairs". Original: "Tu proverai si come sa di sale / lo pane altrui, e come e duro calle / lo scendere e 'l salir per l'altrui scale."
34Dante, Inferno, canto III, line 9. Original: "Lasciate ogne speranza, voi ch'intrate." Last line of the inscription over the gate of Inferno.
36The contrappasso: Dante's law according to which each damned soul's punishment corresponds, by analogy or contrast, to his sin. The term appears in Inferno, canto XXVIII, line 142 ("cosi s'osserva in me lo contrapasso"), concerning the sowers of discord. See Catholic Encyclopedia, art. "Dante Alighieri" (see [^ce]).
37Dante, Purgatorio: the mountain has seven terraces where the seven capital sins are purified (pride, envy, wrath, acedia, avarice, gluttony, lust), preceded by an ante-purgatory and crowned by the earthly paradise. The souls, assured of salvation, sing psalms and beatitudes, in contrast with the despair of Inferno. See Catholic Encyclopedia, art. "Dante Alighieri" (see [^ce]) and the Catholic doctrine of purification after death (CCC 1030-1032).
38Dante, Paradiso: structure of the nine moving heavens (Moon, Mercury, Venus, Sun, Mars, Jupiter, Saturn, heaven of the fixed stars, Primum Mobile) followed by the unmoving Empyrean, heaven of pure love where the blessed form the candida rosa (the "white rose", cantos XXX-XXXII). See Catholic Encyclopedia, art. "Dante Alighieri" (see [^ce]).
40Dante, Paradiso, canto XXXIII, lines 1-6, Saint Bernard's prayer to the Virgin. Original: "Vergine Madre, figlia del tuo figlio, / umile e alta piu che creatura, / termine fisso d'etterno consiglio, / tu se' colei che l'umana natura / nobilitasti si, che 'l suo fattore / non disdegno di farsi sua fattura."
43Siger of Brabant in the heaven of the Sun: Dante, Paradiso, canto X, lines 133-138, places the Parisian master Siger of Brabant — several of whose Averroist theses were condemned in Paris in 1277 — among the wise spirits, and Saint Thomas Aquinas, his earthly opponent, praises him. See Digital Dante, Columbia University (commentary on Paradiso 10). URL: https://digitaldante.columbia.edu/dante/divine-comedy/paradiso/paradiso-10/
47Dante, Inferno, canto III, lines 59-60: the shade of "the one who made, through cowardice, the great refusal" (che fece per viltade il gran rifiuto). A long tradition identifies him with pope Celestine V, who abdicated in 1294 — an identification contested, since the Church canonized Celestine V in 1313.
52Dante, Paradiso, canto III, lines 85-87, Piccarda Donati's words on the peace of the will conformed to God. Original: "E 'n la sua volontade e nostra pace: / ell'e quel mare al qual tutto si move / cio ch'ella cria o che natura face."
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