And so, that simple fact is why we would expect animals to care for their children, because children are the means through which genes replicate.

所以，简单的事实是,我们为什么期待动物关心后代，因为后代是基因繁衍的方式。

耶鲁公开课 - 心理学导论课程节选

The animal that eats its offspring, those genes are a biological dead end.

吃掉自己后代的动物，他们的基因走进了生物学的死胡同。

耶鲁公开课 - 心理学导论课程节选

An animal who has evolved a brain that says, "Take care of your offspring" will do much better from a natural selection point of view from an animal who has evolved a brain that says, "Eat your offspring."

逐步形成大脑的动物说，照顾你的后代“,好过从自然选择观点,看问题的动物说，吃掉你的后代“

耶鲁公开课 - 心理学导论课程节选

Gene "A" makes an animal care for its offspring.

基因A让动物关心后代。

耶鲁公开课 - 心理学导论课程节选