数学的研究对科学的发展就像空气或水一样。

Pedestrians never seem to realize that they are a threat to the safety of cars.

我认为生活中任何事的目标都是快乐。

Every challenge in farming is an opportunity to grow—literally.

Stay Hungry. Stay Foolish. And I have always wished that for myself. And now, as you graduate to begin anew, I wish that for you. 

I don't let anyone else write my story.

比开始某事并失败更糟糕的是根本不开始。