4 ideas
23367 | Even pointing a finger should only be done for a reason [Epictetus] |
8790 | The 'doctrine of the given' is correct; some beliefs or statements are self-justifying [Chisholm] |
13165 | Geometrical proofs do not show causes, as when we prove a triangle contains two right angles [Proclus] |
9569 | The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus] |