理解布莱克-斯科尔斯模型的关键在于认识到它是基于对冲以消除风险的理念。
烦恼本身就是菩提,生死本身就是涅槃。
In this trifling affair, that misunderstandings and neglect occasion more mischief in the world than even malice and wickedness. At all events, the two latter are of less frequent occurrence.
无法摆脱自己的自由。
There are only two ways of telling the complete truth--anonymously and posthumously.
The mind is to be studied as an end in itself.