Wise men talk because they have something to say; fools, becasue they have to say something.

I am the happiest creature in the world. Perhaps other people have said so before, but not one with such justice. I am happier even than Jane; she only smiles, I laugh.

安全不是一个部门——它是一种从最高层开始的文化。

The first step to getting what you want is having the courage to get rid of what you don’t.

我们都是相互联系的；在生物学上彼此相连。在化学上与地球相连。在原子层面上与宇宙的其他部分相连。