8 ideas
| 18344 | Truth and falsehood must track what does or doesn't exist [Bigelow] |
| 9295 | Not only substances have attributes; events, actions, states and qualities can have them [Teichmann] |
| 13165 | Geometrical proofs do not show causes, as when we prove a triangle contains two right angles [Proclus] |
| 9293 | Body-spirit interaction ought to result in losses and increases of energy in the material world [Teichmann] |
| 9569 | The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus] |
| 14409 | I am a presentist, and all language and common sense supports my view [Bigelow] |
| 9292 | The Soul has no particular capacity (in the way thinking belongs to the mind) [Teichmann] |
| 9294 | No individuating marks distinguish between Souls [Teichmann] |