7 ideas
| 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] |
| 10245 | One geometry cannot be more true than another [Poincaré] |
| 12428 | Many necessities are inexpressible, and unknowable a priori [Kitcher] |
| 12429 | Knowing our own existence is a priori, but not necessary [Kitcher] |
| 16736 | Explanation is generally to deduce it from something better known, which comes in degrees [Boyle] |
| 16737 | The best explanations get down to primary basics, but others go less deep [Boyle] |