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"To read is to walk in someone else's shoes; to write is to leave your own footprints behind."
在黑暗中,两件事对所有男人都是共同的:恐惧和对光明的渴望。
Science is a wonderful thing if one does not have to earn one's living at it.
启发式研究揭示了我们如何简化复杂问题,有时会导致错误。