Baader, Franz von (1765-1841)

Aristotle (384-322 BC)

Arnoldus Saxo (ca. XIII century)

Proclus (ca. 412-485)

Clement of Alexandria (ca. 150-ca. 215)

Kant, Immanuel (1724-1804)

Aristotle (384-322 BC)

Steuco, Agostino (1497-1548)

Proclus (ca. 412-485)

Victorinus, Gaius Marius (ca. 281-ca. 362)