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The store of wisdom does not consist of hard coins which keep their shape as they pass from hand to hand; it consists of ideas and doctrines whose meanings change with the minds that entertain them.

John Petrov Plamenatz (1963). “Man and Society: A Critical Examination of Some Important Social and Political Theories from Machiavelli to Marx... John Plamenatz....”
The store of wisdom does not consist of hard coins which keep their shape as they pass from hand to hand; it consists of ideas and doctrines whose meanings change with the minds that entertain them.