4 ideas
9879 | NF has no models, but just blocks the comprehension axiom, to avoid contradictions [Quine, by Dummett] |
9212 | Possible states of affairs are not propositions; a proposition can't be a state of affairs! [Fine,K] |
9213 | The actual world is a possible world, so we can't define possible worlds as 'what might have been' [Fine,K] |
7903 | The six perfections are giving, morality, patience, vigour, meditation, and wisdom [Nagarjuna] |