Life is too short to be anything but happy.

"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."

数学的力量在于它的普遍性和抽象性。

我们需要设计考虑到人类心理的政策，而不仅仅是经济理论。

技术应该为人类服务，而不是反过来。

成功不是关于金钱或名声。它是关于做你热爱的事情并产生影响。