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In mathematics, the art of proposing a question must be held of higher value than solving it.
只愿享受漫长的春日,不去理会秋风来得早
The best way to predict the future is to create it
The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.