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。
Out, out, brief candle! Life's but a walking shadow, a poor player That struts and frets his hour upon the stage And then is heard no more. It is a tale Told by an idiot, full of sound and fury, Signifying nothing, 
即使我们把家园抛在身后,我们仍然把它们带在心里。
最有力的故事是那些与灵魂对话的故事。