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The Library

Forty Centuries of Christian Writing

1693 works catalogued century by century, from the literature the Bible was written among to the present — each with a note on what it is, why it lasted, and where to read it.

501–600

The Sixth Century

3 works

c. 505–523

Latin

The Translations and Commentaries on Aristotle

Boethius · c. 477 – c. 524

Boethius set out to translate all of Aristotle and all of Plato and prove them compatible, and was executed long before finishing. What he completed was the logic: the Categories, On Interpretation, and Porphyry's Isagoge, each with commentary.

Western · Translation and commentaryGenesisJohn

529

Greek

Against Proclus on the Eternity of the World

John Philoponus · c. 490–c. 570

A Christian grammarian dismantles the Aristotelian arguments for an eternal universe, and in doing so attacks Aristotle's physics of motion and the fifth element.

Alexandrian · Philosophy

c. 552; survives in Syriac

Greek, surviving in Syriac

The Arbiter

Diaitetes

John Philoponus · c. 490 – c. 570

An attempt to settle Chalcedon by defining the terms philosophically: nature means a particular thing, not a general kind, so two natures would mean two individuals. Pressed to its conclusion by his opponents, the same logic made the Trinity three particulars.

Miaphysite · TreatiseJohnPhilippiansColossiansHebrews

701–800

The Eighth Century

1 work

c. 780–820

Syriac

The Letters

Timothy I · c. 728–823

The correspondence of a patriarch in Baghdad appointing bishops for Tibet and China, hunting for manuscripts of Aristotle, and negotiating with the caliph's officials.

Church of the East · Letters

801–900

The Ninth Century

1 work

c. 818–820

Greek

Refutation and Overthrow of the Iconoclast Definition

Nicephorus of Constantinople · c. 758–828

A line-by-line demolition of the iconoclast council of 815, dense with Aristotelian argument about relation, likeness, and circumscription.

Byzantine · Polemic

1201–1300

The Thirteenth Century

6 works

c. 1231–1236

Latin

On the Universe

William of Auvergne · c. 1180–1249

A bishop of Paris works through the newly available Aristotelian and Arabic philosophy, accepting what he can and rejecting the eternity of the world and the single intellect.

Scholastic · Philosophy

c. 1258–1262

Latin

On Animals

De Animalibus

Albert the Great · c. 1200–1280

Twenty-six books on animals, mixing Aristotle with first-hand observation — of falcons, of whales caught off the North Sea, of ants he had watched himself.

Dominican · Natural science

c. 1260–1286

Latin

The Aristotle Translations

William of Moerbeke · c. 1215–c. 1286

Aristotle rendered from Greek into Latin word for word, along with Proclus, Archimedes, and Greek commentators, at the request of his friend Aquinas.

Dominican · Translation

c. 1271

Latin

On the Eternity of the World

Siger of Brabant · c. 1240–c. 1284

An argument that on Aristotelian principles the world must be eternal, whatever faith holds — the philosopher reasoning as a philosopher and stopping there.

Scholastic · Philosophy

c. 1271–1272

Latin

Commentary on the Nicomachean Ethics

Thomas Aquinas · 1225–1274

A close reading of Aristotle's ethics on its own terms, using the new translations made from Greek rather than through Arabic.

Scholastic · Commentary

1273; unfinished

Latin

Collations on the Six Days

Collationes in Hexaemeron

Bonaventure · 1221–1274

Lectures to the Paris friars warning that philosophy pursued for its own sake leads to error, broken off when their author was made a cardinal.

Franciscan · Lectures

1301–1400

The Fourteenth Century

1 work

1377

Old French

The Book of the Heavens and the World

Livre du ciel et du monde

Nicole Oresme · c. 1320–1382

A translation of and commentary on Aristotle for the king of France, arguing at length that nothing observable rules out the earth turning daily on its axis — and then declining to believe it.

Scholastic · Natural philosophy

1501–1600

The Sixteenth Century

1 work

1544

Latin

The Second Democrates

Democrates Alter

Juan Ginés de Sepúlveda · 1490–1573

A justification of the conquest arguing from Aristotle that some peoples are slaves by nature and may rightly be subjected for their own good.

Western · Dialogue