The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

He has not learned the first lesson of life who does not every day surmount a fear.

译文：机遇不能白白错过，好时机不会每次都来。

创新不是来自于更多的资源，而是来自于更好的资源利用。

灵魂被其思想的颜色所染色。