"A person I knew used to divide human beings into three categories: those who prefer to have nothing to hide rather than being obliged to lie, those who prefer lying to having nothing to hide, and finally those who like both lying and the hidden."

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The moral, then, is that familiar categories of behavior - marriage customs, food taboos, folk superstitions, and so on - certainly do vary across cultures and have to be learned, but the deeper mechanisms of mental computation that generate them may be universal and innate.

— Steven Pinker