"In computer science, we are always trying to find the balance between expressiveness and tractability."

我对扮演反派不感兴趣。我对扮演人类感兴趣。

晏子春秋

Believe you can and you're halfway there.

You are enough just as you are.

Global energy markets require cooperation, not confrontation.

投资者应避免试图预测市场；这是徒劳的。