Since evolution has given rise to few, if any, purposeless physiological responset, it is logical to assume that crying has one or more functions that enhance survival.

既然进化产生了即使有也很少的、无目的的生理反应，我们就可以从逻辑上假设哭泣有一个或多个增强生存能力的功能。

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As the originator of the theory of evolution, Darwin believed that the universal recognition of facial expressions would have survival value.

作为进化论的创始人，达尔文认为对面部表情的普遍识别具有攸关存亡的价值。

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It turns out that the shoulder altered the course of human evolution by giving us survival skills we never could have imagined without it.

其实，正是肩部改变了人类的进化过程，如果没有它，我们可能无法想象出，我们能有现在这样的生存技能。

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A very old, very wrong view of evolution is that evolution has shaped animals such that they're merely survival machines.

非常古老错误的进化论观点认为,进化塑造了动物,他们只是幸存的机器。

耶鲁公开课 - 心理学导论课程节选

If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?

如果进化论是讲适者生存，在弱肉强食的自然界，动物怎么能进化出道德情感？

耶鲁公开课 - 心理学导论课程节选

Gender task specialization in mammal packs over millions of years was the best way to guarantee survival and evolution.

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This evolution is about survival of the fittest - which policy mutation allows the most votes to survive.

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It's Darwin's theory of evolution and the survival of the fittest.

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