8 ideas
| 15990 | Every individual thing which exists has an essence, which is its internal constitution [Locke] |
| 22518 | The actual must be possible, because it occurred [Aristotle] |
| 15994 | If it is knowledge, it is certain; if it isn't certain, it isn't knowledge [Locke] |
| 16566 | Poetry is more philosophic than history, as it concerns universals, not particulars [Aristotle] |
| 8404 | Explain single events by general rules, or vice versa, or probability explains both, or they are unconnected [Field,H] |
| 8401 | Physical laws are largely time-symmetric, so they make a poor basis for directional causation [Field,H] |
| 8400 | Identifying cause and effect is not just conventional; we explain later events by earlier ones [Field,H] |
| 8402 | The only reason for adding the notion of 'cause' to fundamental physics is directionality [Field,H] |