5 ideas
13099 | Analysing right down to primitive concepts seems beyond our powers [Leibniz] |
5022 | We hold a proposition true if we are ready to follow it, and can't see any objections [Leibniz] |
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] |
1558 | Clearly the gods ignore human affairs, or they would have given us justice [Thrasymachus] |