20 ideas
| 343 | The unexamined life is not worth living for men [Socrates] |
| 3912 | I must exist in order to be mistaken, so that even if I am mistaken, I can't be wrong about my own existence [Augustine] |
| 7647 | The imagination alone perceives all objects; it is the soul, playing all its roles [La Mettrie] |
| 6683 | The contact of spirit and body is utterly amazing, and incomprehensible [Augustine] |
| 7645 | When falling asleep, the soul becomes paralysed and weak, just like the body [La Mettrie] |
| 23225 | The soul's faculties depend on the brain, and are simply the brain's organisation [La Mettrie] |
| 7652 | Man is a machine, and there exists only one substance, diversely modified [La Mettrie] |
| 7650 | All thought is feeling, and rationality is the sensitive soul contemplating reasoning [La Mettrie] |
| 7651 | With wonderful new machines being made, a speaking machine no longer seems impossible [La Mettrie] |
| 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] |
| 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] |
| 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] |
| 7648 | The sun and rain weren't made for us; they sometimes burn us, or spoil our seeds [La Mettrie] |
| 7646 | There is no abrupt transition from man to animal; only language has opened a gap [La Mettrie] |
| 338 | Socrates is accused of denying the gods, saying sun is stone and moon is earth [Socrates, by Plato] |
| 7649 | There is no clear idea of the soul, which should only refer to our thinking part [La Mettrie] |