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 spirit of man is more important than mere physical strength, and the spiritual spark in man can be fanned into flame.
爱是一种极其困难的领悟，即认识到除了自己之外还有其他事物是真实的。