3 ideas
10190 | From the axiomatic point of view, mathematics is a storehouse of abstract structures [Bourbaki] |
16463 | Adams says actual things have haecceities, but not things that only might exist [Adams,RM, by Stalnaker] |
16157 | Insurance on the original ship would hardly be paid out if the plank version was wrecked! [Frede,M] |