3 ideas
18948 | There is an object for every set of properties (some of which exist, and others don't) [Parsons,T, by Sawyer] |
11968 | The intension of a sentence is the set of all possible worlds in which it is true [Carnap, by Kaplan] |
18671 | The ground for an attitude is not a thing's 'goodness', but its concrete characteristics [Ewing] |