6 ideas
14181 | Validity is where either the situation or the interpretation blocks true premises and false conclusion [Etchemendy, by Read] |
14180 | Etchemendy says fix the situation and vary the interpretation, or fix interpretations with varying situations [Etchemendy, by Read] |
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] |
16713 | Philosophers are the forefathers of heretics [Tertullian] |
6610 | I believe because it is absurd [Tertullian] |