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3 ideas
2111 | Falsehood involves a contradiction, and truth is contradictory of falsehood [Leibniz] |
4730 | For Aristotle, the subject-predicate structure of Greek reflected a substance-accident structure of reality [Aristotle, by O'Grady] |
14235 | Saying 'they can become a set' is a tautology, because reference to 'they' implies a collection [Cargile] |