This is all by means of review but the question you can now ask is, "Fine. That's why moral feelings might evolve, but what do we know as psychologists about the emergence in nature of moral feelings in individuals?

这些知识我们以前都学过,现在你们要问一个问题，“好了，道德情感是这样产生的，但我们心理学家知不知道,自然界中的个体的道德情感是如何出现的？

耶鲁公开课 - 心理学导论课程节选

Wouldn't natural selection favor the people who take introductory psychology, come to my Valentine's Day lecture, listen carefully to the big three and the more interesting four, ? and then go out there and put them into practice?

自然选择会不会青睐,那些学习心理学导论，在情人节来听我讲座，专心致志听我讲影响吸引力的三大因素,和四个有趣因素，然后在生活中应用这些知识的人？

耶鲁公开课 - 心理学导论课程节选