3 ideas
6410 | The only real proper names are 'this' and 'that'; the rest are really definite descriptions. [Russell, by Grayling] |
11968 | The intension of a sentence is the set of all possible worlds in which it is true [Carnap, by Kaplan] |
20959 | Concepts are only analytic once the predicate is absorbed into the subject [Schleiermacher] |