5 ideas
9390 | Logic guides thinking, but it isn't a substitute for it [Rumfitt] |
16974 | The nature of each logical concept is given by a collection of inference rules [Correia] |
9389 | Vague membership of sets is possible if the set is defined by its concept, not its members [Rumfitt] |
16973 | Explain logical necessity by logical consequence, or the other way around? [Correia] |
22241 | Don't fear god or worry about death; the good is easily got and the terrible easily cured [Philodemus] |