In every person, there is an abyss. Sometimes you look into it, and sometimes you don’t.

【译文】 孔子说：“不在那个位置上，就不要想那个位置上的事。”

我一直更喜欢研究具体问题而非抽象理论。

好奇心和毅力可以改变世界。

I don't want to make money, I want to make a difference.

No one is useless in this world who lightens the burdens of another.

最大的财富是满足于少量。