我不是那种会让对现在的热爱减少的人。

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。

I am a very committed wife. And I should be committed too - for being married so many times.

对较大收入征收较高比例的税收，等于对工作和节俭征收了一项税收；对人们因为工作更努力、储蓄更多而征收罚款。

The key to success is to keep going even when things seem impossible.

我不完美，我也不假装完美。