6 ideas
291 | Don't assume that wisdom is the automatic consequence of old age [Plato] |
21554 | Sets always exceed terms, so all the sets must exceed all the sets [Lackey] |
21553 | It seems that the ordinal number of all the ordinals must be bigger than itself [Lackey] |
8923 | Numbers are identified by their main properties and relations, involving the successor function [MacBride] |
8926 | For mathematical objects to be positions, positions themselves must exist first [MacBride] |
293 | Being unafraid (perhaps through ignorance) and being brave are two different things [Plato] |