写作的行为是一种乐观的行为。
The act of writing is an act of optimism.
You have to be thick-skinned in this business.
农业创新不仅仅是技术问题，更是思维方式的转变。
我们都因被爱而变得更好。
I have often been asked how my plays come about. I cannot say. Nor can I ever sum up my plays, except to say that this is what happened. That is what they said. That is what they did.
法律效力的概念对于理解法律的本质至关重要。