4 ideas
| 23304 | The ancient Memorists said virtually all types of thinking could be done simply by memory [Sorabji] |
| 23303 | Stoics say true memory needs reflection and assent, but animals only have perceptual recognition [Sorabji] |
| 22269 | We must fight fiercely to hang on to the few pleasures which survive into old age [Montaigne] |
| 651 | Eurytus showed that numbers underlie things by making pictures of creatures out of pebbles [Eurytus, by Aristotle] |