4 ideas
13048 | Good explications are exact, fruitful, simple and similar to the explicandum [Carnap, by Salmon] |
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] |
22393 | I don't understand the idea of a reason for acting, but it is probably the agent's interests or desires [Foot] |