4 ideas
| 22352 | Out of more than a hundred planets, Earth is the only one with the idea of free will [Vonnegut] |
| 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] |
| 7810 | The 'Eumenides' of Aeschylus shows blood feuds replaced by law [Aeschylus, by Grayling] |