5 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
13083 | The essence is the necessary properties, and the concept includes what is contingent [Leibniz] |
18699 | Carnap tried to define all scientific predicates in terms of primitive relations, using type theory [Carnap, by Button] |
12131 | All concepts can be derived from a few basics, making possible one science of everything [Carnap, by Brody] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |