5 ideas
| 8386 | Events are picked out by descriptions, and facts by whole sentences [Crane] |
| 19347 | Substance needs independence, unity, and stability (for individuation); also it is a subject, for predicates [Perkins] |
| 20653 | Six reduction levels: groups, lives, cells, molecules, atoms, particles [Putnam/Oppenheim, by Watson] |
| 8387 | A cause has its effects in virtue of its properties [Crane] |
| 8384 | The regularity theory explains a causal event by other items than the two that are involved [Crane] |