3 ideas
18189 | ZFC could contain a contradiction, and it can never prove its own consistency [MacLane] |
12887 | A whole must have one characteristic, an internal relation, and a structure [Rescher/Oppenheim] |
9381 | If some inferences are needed to fix meaning, but we don't know which, they are all relevant [Fodor/Lepore, by Boghossian] |