11 ideas
| 23633 | Many truths seem obvious, and point to universal agreement - which is what we find [Reid] |
| 23630 | Only philosophers treat ideas as objects [Reid] |
| 23629 | The ambiguity of words impedes the advancement of knowledge [Reid] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 6613 | The natural kinds are objects, processes and properties/relations [Ellis] |
| 23632 | Similar effects come from similar causes, and causes are only what are sufficient for the effects [Reid] |
| 6616 | Least action is not a causal law, but a 'global law', describing a global essence [Ellis] |
| 6615 | A species requires a genus, and its essence includes the essence of the genus [Ellis] |
| 6614 | A hierarchy of natural kinds is elaborate ontology, but needed to explain natural laws [Ellis] |
| 6612 | Without general principles, we couldn't predict the behaviour of dispositional properties [Ellis] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |