The ideas of economists and political philosophers， both when they are right and when they are wrong， are more powerful than is commonly understood. Indeed the world is ruled by little else. Practical men， who believe themselves to be quite exempt from any intellectual influence， are usually the slaves of some defunct economist.

心理学必须研究思维和行为的适应功能。

Your brain is more powerful than you think; the key is learning how to activate it.

我们为爱所做的事情往往是最不理性的。

作家的任务是见证。

The harder you work, the luckier you get.