6 ideas
| 18261 | A simplification which is complete constitutes a definition [Kant] |
| 22275 | Logic gives us the necessary rules which show us how we ought to think [Kant] |
| 14781 | A 'belief' is a habit which determines how our imagination and actions proceed [Peirce] |
| 18260 | If we knew what we know, we would be astonished [Kant] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |