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保持大腦活躍對我的存活有至關重要的作用，還有保持幽默感也是。

Understanding the real lives of the poor is the first step toward designing effective policies to help them.

"The world is a tragedy to those who feel, but a comedy to those who think."

Most people are afraid of change，but if you look at it as something you can count on，then it can be a comfort.There's not many things you can really count on.

饑餓的時候就不惜妄取以保存性命，吃得很飽的時候又用虛偽的行為來粉飾自己。?

市場獎勵那些有耐心和紀律的人。