It changes its form throughout our life.

在我们的一生中其形态都在改变。

哈佛公开课 - 幸福课课程节选

I think a lot of us, we do what we can in this lifetime, hoping that we're are part of a long trajectory of a moral arch toward justice What would like to see in America in 20 years?

我认为我们之中很多人在一生中会竭力奋斗，希望我们能够沿着道德，正义的,的轨迹发展,您如何构想美国20年后的情景呢？

普林斯顿公开课 - 人性课程节选

You make a life plan, what you want to accomplish in your life, and well, obviously enough, some of us will die too soon, not just in terms of, "oh, well, life still could've had good things," but too soon in terms of you didn't get where you wanted to get in terms of your life plan.

比如你订了一个一生的计划，写下你一生想实现的事情，显而易见我们中有些人会死得太早，死得太早并不是说，生活还有美好的事情“,死得太早是因为,你还没有实现你的人生计划。

耶鲁公开课 - 死亡课程节选