要理解心理学，就要在自然环境中观察行为。

政治和文学都是改变现实的尝试，只是方式不同。

The causal approach is about understanding the mechanisms that generate the data.

The theory of computation is not just about solving problems, but also about understanding the limits of what can be computed.

The essence of finance is to serve the real economy. Finance detached from the real economy is like water without a source or a tree without roots.

语言是灵魂的镜子；它反映了我们最深的思想和情感。

快乐的最好方法是宽恕。