除非我能看到明确的50%收益路径，否则我从不购买任何东西。

I’m focused on what I can control. I can’t control what people think or say about me.

The best way to predict the future is to create it.

善良是一种聋子能听见、盲人能看见的语言。

数学的目标是使简单的复杂化，使复杂的简单化。