"A great book is a great teacher."

The imagination is a muscle. If it is not exercised, it atrophies.

你不能两次踏入同一条河流。

In economics, as in life, the answers are often more nuanced than they first appear.

过去从未死去。它甚至还没有过去。

神经系统是一个动态的、不断变化的系统。