5 ideas
14238 | A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege] |
8970 | Our notion of identical sets involves identical members, which needs absolute identity [Hawthorne] |
20420 | The emotion expressed is non-conscious, but feels oppressive until expression relieves it [Collingwood] |
20421 | Art exists ideally, purely as experiences in the mind of the perceiver [Collingwood, by Kemp] |
20406 | Art clarifies the artist's mind and feelings, thus leading to self-knowledge [Collingwood, by Davies,S] |