Running,walking or playing sports causes physical changes that make you feel better.

VOA: special.2009.03.24

You know, even some goes pass you on the street and you don't smile ostensibly you don't smile-- there are certain micro-muscles in your face that are moving that actually make you feel better.

即使路人与你擦身而过时，你没笑,表面上你没有笑-,但你面部的细微肌肉,会收缩，让你感觉更好。

哈佛公开课 - 幸福课课程节选

and it will make you feel better.

这会让你感觉好一点。

Make sure 课堂 - SpeakingMax英语口语达人

But it don't feel right when you have to take someone else's life to make your life feel like it's better."

VOA: standard.2009.11.25

If you make three people-- or even better, four people a day feel good and they make-- they pay it forward and make four others feel good, and so on and so on.

如果你能让三个人-,甚至四个人度过美妙的一天-,他们会推展，让四人有美好的一天，以此类推。

哈佛公开课 - 幸福课课程节选