11 ideas
| 20349 | Metaphysics aims at the essence of things, and a system to show how this explains other truths [Richardson] |
| 20351 | Metaphysics needs systems, because analysis just obsesses over details [Richardson] |
| 20350 | Metaphysics generalises the data, to get at the ontology [Richardson] |
| 12430 | Classical logic is our preconditions for assessing empirical evidence [Kitcher] |
| 12431 | I believe classical logic because I was taught it and use it, but it could be undermined [Kitcher] |
| 12428 | Many necessities are inexpressible, and unknowable a priori [Kitcher] |
| 12429 | Knowing our own existence is a priori, but not necessary [Kitcher] |
| 20356 | Humans dominate because, unlike other animals, they have a synthesis of conflicting drives [Richardson] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 20366 | A mind that could see cause and effect as a continuum would deny cause and effect [Richardson] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |