问题在于“我有一个梦想，有一个设想，还有我在普林斯顿，学到的技能，我想应用它们，我要，运用技术改变世界。”

It's a question of saying "I have a dream, I have a vision and I have skills that I've learned here in Princeton and I want to apply them." I'm gonna use technology to change the world.

youdao

为什么你们要我帮助你们去改变世界？

Why do you ask of Me to help you change your world?

youdao

在当时那个十分难过的时候，我周围的世界似乎都破碎了的时候，我决定改变我的态度；我说，“我要度过快乐的一天！”

In that very distressing moment, when my world seemed to be crumbling all around me, I decided that I could change my attitude; I said, "I'm going to have a good day!"

youdao

And I mentioned three reason why we want to shift this pendulum despite the fact that there are rising levels of depression around the world, on college campuses in United States,China,Australia,UK.

我提过三个原因,关于为什么要改变这个比率,尽管世界上越来越多人抑郁，遍布美国，中国，澳大利亚，英国所有大学。

哈佛公开课 - 幸福课课程节选