22 ideas
16123 | Whenever you perceive a community of things, you should also hunt out differences in the group [Plato] |
16125 | To reveal a nature, divide down, and strip away what it has in common with other things [Plato] |
16124 | No one wants to define 'weaving' just for the sake of weaving [Plato] |
18755 | Validity is explained as truth in all models, because that relies on the logical terms [McGee] |
18751 | Natural language includes connectives like 'because' which are not truth-functional [McGee] |
18761 | Second-order variables need to range over more than collections of first-order objects [McGee] |
18753 | An ontologically secure semantics for predicate calculus relies on sets [McGee] |
18754 | Logically valid sentences are analytic truths which are just true because of their logical words [McGee] |
18757 | Soundness theorems are uninformative, because they rely on soundness in their proofs [McGee] |
18760 | The culmination of Euclidean geometry was axioms that made all models isomorphic [McGee] |
5500 | Biologists see many organic levels, 'abstract' if seen from below, 'structural' if seen from above [Lycan] |
5494 | 'Lightning is electric discharge' and 'Phosphorus is Venus' are synthetic a posteriori identities [Lycan] |
5961 | The soul gets its goodness from god, and its evil from previous existence. [Plato] |
5496 | Functionalism has three linked levels: physical, functional, and mental [Lycan] |
5499 | A mental state is a functional realisation of a brain state when it serves the purpose of the organism [Lycan] |
283 | The question of whether or not to persuade comes before the science of persuasion [Plato] |
18762 | A maxim claims that if we are allowed to assert a sentence, that means it must be true [McGee] |
282 | Non-physical beauty can only be shown clearly by speech [Plato] |
281 | The arts produce good and beautiful things by preserving the mean [Plato] |
22559 | Democracy is the worst of good constitutions, but the best of bad constitutions [Plato, by Aristotle] |
5501 | People are trying to explain biological teleology in naturalistic causal terms [Lycan] |
279 | Only divine things can always stay the same, and bodies are not like that [Plato] |