Sustainable development is not a slogan but a concept that must be practiced. We must keep the land forever vibrant.

"The dead are invisible, they are not absent."

一部好小说告诉我们关于主角的真相；而一部坏小说告诉我们关于作者的真相。

人工智能不是零和游戏，它可以为每个人创造丰裕。