11 ideas
20349 | Metaphysics aims at the essence of things, and a system to show how this explains other truths [Richardson] |
20351 | Metaphysics needs systems, because analysis just obsesses over details [Richardson] |
20350 | Metaphysics generalises the data, to get at the ontology [Richardson] |
18812 | Split out the logical vocabulary, make an assignment to the rest. It's logical if premises and conclusion match [Tarski, by Rumfitt] |
13344 | X follows from sentences K iff every model of K also models X [Tarski] |
13343 | A 'model' is a sequence of objects which satisfies a complete set of sentential functions [Tarski] |
13345 | Sentences are 'analytical' if every sequence of objects models them [Tarski] |
20356 | Humans dominate because, unlike other animals, they have a synthesis of conflicting drives [Richardson] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20366 | A mind that could see cause and effect as a continuum would deny cause and effect [Richardson] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |