Suffering is the school of wisdom.
The truth is rarely pure and never simple.
The process is the purpose.
有两种类型的公司,一种是为提高价格而工作的公司,一种是为降低价格而工作的公司,我们将成为第二种。 
管理一个公司就像驾驶一艘船,你必须随时调整方向。
The creative act is not pure. History evidences it. Sociology extracts it. The writer loses Eden, writes to be read and comes to realize that he is answerable to no one.
理解布莱克-斯科尔斯模型的关键在于认识到它是基于风险中性世界的概念,在这个世界中投资者对风险漠不关心。