18 ideas
| 343 | The unexamined life is not worth living for men [Socrates] |
| 21677 | How can the not-true fail to be false, or the not-false fail to be true? [Cicero] |
| 304 | Beautiful things must be different from beauty itself, but beauty itself must be present in each of them [Plato] |
| 16120 | Knowing how to achieve immortality is pointless without the knowledge how to use immortality [Plato] |
| 303 | Say how many teeth the other has, then count them. If you are right, we will trust your other claims [Plato] |
| 21667 | Oratory and philosophy are closely allied; orators borrow from philosophy, and ornament it [Cicero] |
| 302 | What knowledge is required to live well? [Plato] |
| 21678 | If desire is not in our power then neither are choices, so we should not be praised or punished [Cicero] |
| 344 | If death is like a night of dreamless sleep, such nights are very pleasant [Socrates] |
| 339 | Men fear death as a great evil when it may be a great blessing [Socrates] |
| 301 | Only knowledge of some sort is good [Plato] |
| 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] |
| 305 | Something which lies midway between two evils is better than either of them [Plato] |
| 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] |
| 338 | Socrates is accused of denying the gods, saying sun is stone and moon is earth [Socrates, by Plato] |