4 ideas
13165 | Geometrical proofs do not show causes, as when we prove a triangle contains two right angles [Proclus] |
21799 | We just use the word 'faculty' when we don't know the psychological cause [Galen] |
9569 | The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus] |
8119 | Art aims only at beauty, of form, of idea, and (above all) of expression [Winckelmann, by Tolstoy] |