11 ideas
| 14767 | The demonstrations of the metaphysicians are all moonshine [Peirce] |
| 14764 | I am saturated with the spirit of physical science [Peirce] |
| 9295 | Not only substances have attributes; events, actions, states and qualities can have them [Teichmann] |
| 14768 | Infallibility in science is just a joke [Peirce] |
| 14765 | Association of ideas is the best philosophical idea of the prescientific age [Peirce] |
| 14766 | Duns Scotus offers perhaps the best logic and metaphysics for modern physical science [Peirce] |
| 9293 | Body-spirit interaction ought to result in losses and increases of energy in the material world [Teichmann] |
| 1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
| 5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |
| 9292 | The Soul has no particular capacity (in the way thinking belongs to the mind) [Teichmann] |
| 9294 | No individuating marks distinguish between Souls [Teichmann] |