And when we put together the class, this is precisely what we thought about: how you affect change and those people whom you change will hopefully influence others and so on and so on.

我们在组织课堂时，心中就有这个想法：,你如何影响改变，那些被你改变的人,希望能进一步影响其他人等等。

哈佛公开课 - 幸福课课程节选