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A sound mind in a sound body, is a short, but full description of a happy state in this World: he that has these two, has little more to wish for; and he that wants either of them, will be little the better for anything else. Men’s happiness or misery is most part of their own making. He, whose mind directs not wisely, will never take the right way; and he, whose body is crazy and feeble, will never be able to advance in it.

量子算法的美妙之處在于它們通常比經典算法提供指數級的加速。

財富和權力是多余的，對于那些能享受簡單快樂的人來說。