6 ideas
| 18261 | A simplification which is complete constitutes a definition [Kant] |
| 22275 | Logic gives us the necessary rules which show us how we ought to think [Kant] |
| 12712 | Substance is that which can act [Leibniz] |
| 18260 | If we knew what we know, we would be astonished [Kant] |
| 12737 | Nature can be fully explained by final causes alone, or by efficient causes alone [Leibniz] |
| 5974 | People report seeing through rocks, or over the horizon, or impossibly small works [Plutarch] |