究天人之际，通古今之变。
史记
企业的成功不是靠跟随，而是靠引领。
模型的目的是足够简单以便理解和使用，但又足够复杂以捕捉系统的基本特征。
种树的最佳时间是20年前，第二好的时间是现在。
我害怕自己变得平庸。而我并不平庸。我不平庸。
Silence is argument carried out by other means.
Spend each day trying to be a little wiser than you were when you woke up.Discharge your duties faithfully and well.Systematically you get ahead, but not necessarily in fast spurts...At the end of the day if you live long enough most people get what they deserve.