要快乐，我们不必太在意别人。

假设有效性的唯一相关检验是预测与经验的比较。

没有比不愿看见的人更瞎的了。

I don't know what I'm going to do next, but I'm excited about it.

The individual investor should act consistently as an investor and not as a speculator.

A good algorithm is like a sharp knife—it does exactly what it is supposed to do with a minimum of applied effort.