Fun stuff
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Revision as of 22:16, 19 February 2016 by Trubo-Warrior (Talk | contribs)
From Littlewood's Miscellany:
Schoolmaster: "Suppose x is the number of sheep in the problem." Pupil: "But, Sir, suppose x is not the number of sheep." (I asked Prof. Wittgenstein was this not a profound philosophical joke, and he said it was.)