You cannot swim for new horizons until you have courage to lose sight of the shore.
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。
唯一真正的监狱是恐惧,唯一真正的自由是从恐惧中解脱。
Mistakes in the kitchen are just opportunities to learn something new.