思想掠过我的心上，如一群野鸭飞过天空。我听见它们鼓翼之声了。

Success is not the key to happiness. Happiness is the key to success.

Happiness is the key to life. Without happiness, you have nothing.

We search through historical data looking for anomalous patterns that we would not expect to occur at random. Our scheme is to analyze data and markets to test for statistical significance and consistency over time. Once we find one， we test it for statistical significance and consistency over time. After we determine its validity， weask， ‘Does this correspond to some aspect of behavior that seems reasonable？’