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The selfish gene theory is not a theory about selfishness in the everyday sense. It is a theory about the evolution of behavior.
自私基因理论并不是关于日常意义上的自私的理论。它是关于行为进化的理论。
成功的关键是坚持和永不放弃。
A good novel tells us the truth about its hero, but a bad novel tells us the truth about its author.