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。

I was asked to act when I couldn’t act. I was asked to sing ’Funny Face’ when I couldn’t sing, and dance with Fred Astaire when I couldn’t dance - and do all kinds of things I wasn’t prepared for. Then I tried like mad to cope with it.

"Writing is a way of making sense of the chaos of life."

When we put God first, all other things fall into their proper place or drop out of our lives.

You can't wait for others to arrange your life; what you want, you must strive for yourself.

No rain， no rainbow.

法学是关于神圣和人类事物的知识，是关于正义与非正义的科学。