13 ideas
| 3626 | Knowing the attributes is enough to reveal a substance [Descartes] |
| 3630 | Our thinking about external things doesn't disprove the existence of innate ideas [Descartes] |
| 19419 | Not all of perception is accompanied by consciousness [Leibniz] |
| 19421 | Souls act as if there were no bodies, and bodies act as if there were no souls [Leibniz] |
| 3631 | A blind man may still contain the idea of colour [Descartes] |
| 19420 | Death and generation are just transformations of an animal, augmented or diminished [Leibniz] |
| 5845 | Niceratus learnt the whole of Homer by heart, as a guide to goodness [Xenophon] |
| 19416 | Not all of matter is animated, any more than a pond full of living fish is animated [Leibniz] |
| 19422 | Every particle of matter contains organic bodies [Leibniz] |
| 3639 | Necessary existence is a property which is uniquely part of God's essence [Descartes] |
| 3640 | Possible existence is a perfection in the idea of a triangle [Descartes] |
| 19418 | Mechanics shows that all motion originates in other motion, so there is a Prime Mover [Leibniz] |
| 19417 | All substances are in harmony, even though separate, so they must have one divine cause [Leibniz] |