“Logic might be imagined to exist independent of writing—syllogisms can be spoken as well as written—but it did not. Speech is too… — James Gleick Copy Share Image
All traditional logic habitually assumes that precise symbols are being employed. It is therefore not applicable to this terrestial life but only… — Bertrand Russell Copy Share Image
Logic takes care of itself; all we have to do is to look and see how it does it. — Ludwig Wittgenstein Copy Share Image
