经济学家必须贪婪地收集事实；但事实本身并不能说明什么。

I don't mind being a symbol but I don't want to become a monument. There's nothing sadder than a monument.

We must advance the energy revolution with greater determination and intensity, accelerating the establishment of a clean, low-carbon, safe, and efficient energy system.

艺术不是手工艺，而是艺术家所体验的情感的传递。