The most altruistic behavior of all, giving your life to help another, can be explained in cold-blooded evolutionary terms.

最利他的行为，就是为他人牺牲自己，这也可以用毫无人情味的进化论来解释。

耶鲁公开课 - 心理学导论课程节选

And you might think that the existence of these feelings is a mystery from an evolutionary point of view.

你们可能会认为,这些情感,是无法用进化的观点来解释的。

耶鲁公开课 - 心理学导论课程节选

We, too, understand the relevance of what we call "the society function."] Rather it must be elucidated in its full extent through the problem of the evolution of literature.

你们不要以为我们很幼稚,我们也明白社会功能的意义是什么],但是我们必须用,文学进化的角度来解释它的功能。

耶鲁公开课 - 文学理论导论课程节选

This gives rise to some emotion including emotions that could be viewed as moral emotions, like guilt and anger, and again, grounds altruistic behavior in an evolutionary perspective.

这就产生了情绪,包括被视为道德情绪的情绪，例如内疚和愤怒，再一次，这种对利他行为的解释,也是从进化论的角度出发的。

耶鲁公开课 - 心理学导论课程节选