人声是最美的乐器，但也是最难演奏的。

没有死亡，女儿。人们只有在被遗忘时才会真正死去。

"I hope that in this year to come, you make mistakes. Because if you are making mistakes, then you are making new things, trying new things, learning, living, pushing yourself, changing yourself, changing your world. You're doing things you've never done before, and more importantly, you're doing something."

理解布莱克-斯科尔斯模型的关键在于认识到它是基于风险中性世界的概念，在这个世界中投资者对风险漠不关心。

In the factory, we make machines; in the field, we grow food; but in the office, we make decisions that shape both.

A true friend is the one who holds your hand and touches your heart.