善不是出自内心的，不能保留；行为不能从自身辩明的，不能去做。善不是出自内心的，只能够勉强支撑一时，必然不能长久。所以也只能使伪善。

"In war, the first casualty is truth."

The beauty of mathematics lies in its ability to describe the fundamental laws of nature with precision and elegance.

心理学应关注心灵如何帮助我们适应环境。

I think all writing is a campaign against cliche. Not just cliches of the pen but cliches of the mind and cliches of the heart.

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.