6 ideas
| 19392 | I don't recommend universal doubt; we constantly seek reasons for things which are indubitable [Leibniz] |
| 1554 | Contradiction is impossible, since only one side of the argument refers to the true facts [Prodicus, by Didymus the Blind] |
| 1555 | People used to think anything helpful to life was a god, as the Egyptians think the Nile a god [Prodicus] |
| 535 | The gods are just personified human benefits [Prodicus] |
| 1543 | He denied the existence of the gods, saying they are just exaltations of things useful for life [Prodicus] |
| 16711 | Heretics should be eradicated like wolves [Aquinas] |