4 ideas
9355 | One sort of circularity presupposes a premise, the other presupposes a rule being used [Braithwaite, by Devitt] |
15943 | Limitation of Size is not self-evident, and seems too strong [Lavine on Neumann] |
13672 | All the axioms for mathematics presuppose set theory [Neumann] |
9379 | A sentence is obvious if it is true, and any speaker of the language will instantly agree to it [Quine] |