3 ideas
17750 | The first clear proof of the consistency of the first order predicate logic was in 1928 [Hilbert/Ackermann, by Walicki] |
19413 | If we know what is good or rational, our knowledge is extended, and our free will restricted [Leibniz] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |