法律的概念是复杂的，不仅涉及规则，还涉及原则、政策和标准。
The concept of law is a complex one, involving not only rules but also principles, policies, and standards.
The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time.
"We are all, in some way, prisoners of our time."
唯一可能的生存方式是将每一分钟都视为不可重复的奇迹。
The desert teaches you the value of water, and exile teaches you the value of home.
预测粮食未来的最好方法就是去创造它。