4 ideas
18256 | Quantity is inconceivable without the idea of addition [Frege] |
9831 | Geometry appeals to intuition as the source of its axioms [Frege] |
22110 | Demonstration provides depth of understanding and explanation (rather than foundations) [Kretzmann/Stump] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |