法律的概念本质上是一个社会事实问题。
The concept of law is essentially a matter of social fact.
"I think that poetry is a way of thinking, a way of being in the world."
创新不是目的，解决问题才是。
"The truth is rarely pure and never simple."
The future rewards those who press on. I don't have time to feel sorry for myself. I don't have time to complain. I'm going to press on.
跨行业合作是解决气候变化等复杂挑战的唯一途径。