5 ideas
14979 | Being alone doesn't guarantee intrinsic properties; 'being alone' is itself extrinsic [Lewis, by Sider] |
15454 | Extrinsic properties come in degrees, with 'brother' less extrinsic than 'sibling' [Lewis] |
15455 | Total intrinsic properties give us what a thing is [Lewis] |
23549 | We treat testimony with a natural trade off of belief and caution [Reid, by Fricker,M] |
8693 | An 'abstraction principle' says two things are identical if they are 'equivalent' in some respect [Boolos] |