6 ideas
18946 | Unreflectively, we all assume there are nonexistents, and we can refer to them [Reimer] |
6408 | Russell needed three extra axioms to reduce maths to logic: infinity, choice and reducibility [Grayling] |
8386 | Events are picked out by descriptions, and facts by whole sentences [Crane] |
6414 | Two propositions might seem self-evident, but contradict one another [Grayling] |
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] |