All numbers in logic must be capable of justification. Or rather it must become plain that there are no numbers in logic. There are no pre-eminent nu… - Ludwig Wittgenstein

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All numbers in logic must be capable of justification. Or rather it must become plain that there are no numbers in logic. There are no pre-eminent numbers.

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About Ludwig Wittgenstein

Ludwig Wittgenstein (26 April 1889 – 29 April 1951) was an Austrian-born philosopher who spent much of his life in England.

Biography information from Wikiquote

Also Known As

Native Name: Ludwig Josef Johann Wittgenstein
Alternative Names: Ludwig Joseph Johann Wittgenstein Wittgenstein
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Additional quotes by Ludwig Wittgenstein

I don't believe I have ever invented a line of thinking, I have always taken one over from someone else. I have simply straightaway seized on it with enthusiasm for my work of clarification. That is how Boltzmann, Hertz, Schopenhauer, Frege, Russell, Kraus, Loos, Weininger, Spengler, Sraffa have influenced me.

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"Tell me," Wittgenstein's asked a friend, "why do people always say, it was natural for man to assume that the sun went round the earth rather than that the earth was rotating?" His friend replied, "Well, obviously because it just looks as though the Sun is going round the Earth." Wittgenstein replied, "Well, what would it have looked like if it had looked as though the Earth was rotating?"

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