15 ideas
| 343 | The unexamined life is not worth living for men [Socrates] |
| 12268 | Contradiction is impossible [Antisthenes (I), by Aristotle] |
| 602 | Some fools think you cannot define anything, but only say what it is like [Antisthenes (I), by Aristotle] |
| 19708 | Rational internal belief is conviction that a proposition enhances a belief system [Foley, by Vahid] |
| 339 | Men fear death as a great evil when it may be a great blessing [Socrates] |
| 344 | If death is like a night of dreamless sleep, such nights are very pleasant [Socrates] |
| 1664 | I would rather go mad than experience pleasure [Antisthenes (I)] |
| 2 | We should not even harm someone who harms us [Socrates] |
| 345 | A good man cannot be harmed, either in life or in death [Socrates] |
| 21385 | Antisthenes said virtue is teachable and permanent, is life's goal, and is like universal wealth [Antisthenes (I), by Long] |
| 346 | One ought not to return a wrong or injury to any person, whatever the provocation [Socrates] |
| 341 | Wealth is good if it is accompanied by virtue [Socrates] |
| 347 | Will I stand up against the law, simply because I have been unjustly judged? [Socrates] |
| 2631 | Antisthenes says there is only one god, which is nature [Antisthenes (I), by Cicero] |
| 338 | Socrates is accused of denying the gods, saying sun is stone and moon is earth [Socrates, by Plato] |