6 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
7791 | The simplest of the logics based on possible worlds is Lewis's S5 [Lewis,CI, by Girle] |
11002 | Equating necessity with informal provability is the S4 conception of necessity [Lewis,CI, by Read] |
541 | Virtue comes more from habit than character [Critias] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |
542 | Fear of the gods was invented to discourage secret sin [Critias] |