当我看向世界时，我是悲观的；但当我看向人们时，我是乐观的。
When I look at the world I'm pessimistic, but when I look at people I am optimistic.
"Truth is not what you want it to be; it is what it is, and you must bend to its power or live a lie."
理解布莱克-斯科尔斯模型的关键在于认识到它是基于创建无风险对冲的理念。