4 ideas
20660 | At one level maths and nature are very similar, suggesting some deeper origin [Wolfram] |
18203 | Avoid non-predicative classifications and definitions [Poincaré] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |
20659 | Space and its contents seem to be one stuff - so space is the only existing thing [Wolfram] |