4 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
7726 | Aristotelian logic dealt with inferences about concepts, and there were also proposition inferences [Weiner] |
10121 | Contradiction is not a sign of falsity, nor lack of contradiction a sign of truth [Pascal] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |