Summa Theologica

Ia q. 17 : Concerning Falsity (Four Articles)

[Letter] [A4] Entire question
[Letter] [A4] 1. Whether falsity exists in things?
[Letter] [A4] 2. Whether there is falsity in the senses?
[Letter] [A4] 3. Whether falsity is in the intellect?
[Letter] [A4] 4. Whether true and false are contraries?