4 ideas
8460 | Philosophers have given precise senses to deduction, probability, computability etc [Quine/Ullian] |
9783 | While no two classes coincide in membership, there are distinct but coextensive attributes [Cartwright,R] |
541 | Virtue comes more from habit than character [Critias] |
542 | Fear of the gods was invented to discourage secret sin [Critias] |