display all the ideas for this combination of texts
4 ideas
5969 | Chrysippus said the uncaused is non-existent [Chrysippus, by Plutarch] |
24052 | From one thing alone we can infer its contrary [Aristotle] |
1697 | The contrary of good is bad, but the contrary of bad is either good or another evil [Aristotle] |
1698 | Both sides of contraries need not exist (as health without sickness, white without black) [Aristotle] |