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Continue to ChatAny useful logic must concern itself with Ideas with a fringe of vagueness and a Truth that is a matter of degree. - Norbert Wiener from https://whatsmyquote.com/quote/any-useful-logic-must-concern-itself-with-ideas-with-a-fringe-of-vagueness-and-a-truth-that-is-a-matter-of/page/3