7 ideas
| 17809 | Gödel showed that the syntactic approach to the infinite is of limited value [Kreisel] |
| 17810 | The study of mathematical foundations needs new non-mathematical concepts [Kreisel] |
| 1757 | The Electra: she knows this man, but not that he is her brother [Eucleides, by Diog. Laertius] |
| 20328 | A thing is only seen as art in an 'artworld', which has a theory and a history [Danto] |
| 20441 | An ordinary object can be a work of art, but only if some theory of art supports it [Danto] |
| 3028 | The chief good is unity, sometimes seen as prudence, or God, or intellect [Eucleides] |
| 17811 | The natural conception of points ducks the problem of naming or constructing each point [Kreisel] |