5 ideas
527 | Everything exists which anyone perceives [Metrodorus of Chios] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |
14361 | Lewis says indicative conditionals are truth-functional [Lewis, by Jackson] |
8434 | In good counterfactuals the consequent holds in world like ours except that the antecedent is true [Lewis, by Horwich] |
9419 | A law of nature is a general axiom of the deductive system that is best for simplicity and strength [Lewis] |