7 ideas
| 17697 | The existence of an arbitrarily large number refutes the idea that numbers come from experience [Hilbert] |
| 17698 | Logic already contains some arithmetic, so the two must be developed together [Hilbert] |
| 8386 | Events are picked out by descriptions, and facts by whole sentences [Crane] |
| 1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
| 8387 | A cause has its effects in virtue of its properties [Crane] |
| 8384 | The regularity theory explains a causal event by other items than the two that are involved [Crane] |
| 5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |