6 ideas
17962 | The truth-maker principle is that every truth has a sufficient truth-maker [Forrest] |
21681 | Given all true atomic propositions, in theory every other truth can thereby be deduced [Russell] |
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] |