4 ideas
9783 | While no two classes coincide in membership, there are distinct but coextensive attributes [Cartwright,R] |
22137 | Observation can force rejection of some part of the initial set of claims [Duhem, by Boulter] |
18197 | Experiments only test groups of hypotheses, and can't show which one is wrong [Duhem] |
5833 | Education is the greatest of human goods [Xenophon] |