Demetrius the grammarian finding in the temple of Delphos a knot of philosophers set chatting together, said to them, “Either I am much deceived, or … - Michel de Montaigne

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Demetrius the grammarian finding in the temple of Delphos a knot of philosophers set chatting together, said to them, “Either I am much deceived,
or by your cheerful and pleasant countenances, you are engaged in no very deep discourse.” To which one of them, Heracleon the Megarean, replied: “ ’Tis for such as are puzzled about inquiring whether the future tense of the verb Ballo be spelt with a
double L, or that hunt after the derivation of the comparatives Cheirou and Beltiou, and the superlatives Cheiriotou and Beliotou, to knit their brows whilst discoursing of their science; but as to philosophical discourses, they always divert and cheer up those that entertain them, and never deject them or make them sad.