27:21

Anselm on God: the Ontological Argument

34:30

Boethius and Christian Philosophy

11:27

Late Medieval Philosophy: Abelard, Avicenna, Aquinas, et al.

22:42

Duns Scotus

31:18

William of Ockham

29:29

Bernard of Clairvaux

22:39

Is Every Civilization Doomed to Fail? - Gregory Aldrete

9:14

Argumento Favorito de St. Tomás de Aquino para a Existência de Deus (Aquinas 101)