8 ideas
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] |
22076 | Being is only perceptible to itself as becoming [Schelling] |
22074 | We must show that the whole of nature, because it is effective, is grounded in freedom [Schelling] |
22075 | Only idealism has given us the genuine concept of freedom [Schelling] |
13345 | Sentences are 'analytical' if every sequence of objects models them [Tarski] |
1460 | Religious experience deserves the same respect as our other key experiences, and is best called 'holy' [Taylor,AE, by PG] |