1. Plato, , Books II-IV, IX; , 246a-249d
2. Aristotle, , Books II-III; , Book I, Chapters 1-2
3. Augustine, , Books XII-XIV; , Books VII-X
4. Aquinas, , I, QQ 75-89
5. Montaigne, , "Apology for Raymond Sebond"
6. Hobbes, , Part I, Chapters 1-6, 13
7. Descartes, ; , Part V
8. Rousseau, , Parts I-II
9. Kant, ; , Transcendental Dialectic
10. Freud, ;