最好的故事是那些在你读完很久之后仍萦绕在你脑海中的故事。

Efficient market theory is correct in that there are no gross inefficiencies， but we look at anomalies that may be small in size and brief in time.

自己不能胜任的事，切勿轻易答应别人;既经允诺，就必须实践自己的诺言。

The way in which men produce their means of subsistence depends first of all on the nature of the actual means they find in existence and have to reproduce.