The beauty of the Black-Scholes model is that it reduces the problem of pricing an option to a few observable variables.
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几个可观察的变量。
The world we see that seems so insane is the result of a belief system that is not working.
When men are most sure and arrogant they are commonly most mistaken， giving views to passion without that proper deliberation which alone can secure them from the grossest absurdities.
读书的时候不要只想作者怎么看，想想你自己怎么看。
