The best way to find yourself is to lose yourself in the pursuit of something greater.

布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为估计几个关键参数，尤其是波动率。

The safety of the state is the highest law.

一件事不一定是真的或假的；它可能既是真的又是假的。