That's where I can have moral or immoral behavior toward my best friend or baby, or other people in general.

我可以选择道德和不道德的行为,对待最好的朋友，孩子或一般人。

哈佛公开课 - 幸福课课程节选

Well, in our culture, selfishness and immorality have essentially become synonymous.

在我们的文化中，自私和不道德成了同义词。

哈佛公开课 - 幸福课课程节选