So hopefully, you can picture yourself at this age in a similar situation with an anonymous friend and think this is something, kind of observations maybe you can make as well.

所以你们可以想象你们在这个年纪,在与这类似的情况下和某个朋友思考着什么，也许你们也能发现什么。

麻省理工公开课 - 化学原理课程节选

For example, I can-- and having the past experience-- envy towards my best friend, that in and of itself does not make me a bad person.

举个例子，我可以…,因为以前的经历-,嫉妒我最好的朋友，那种情绪本身不代表我是个坏人。

哈佛公开课 - 幸福课课程节选