The only thing I can do is to be honest about my uncertainty.

Collaboration between governments, businesses, and society is essential to meet the dual challenge of energy demand and climate change.

制度是一个社会的游戏规则，或者更正式地说，是人为设计的约束人类互动的框架。

I'm not a language, I'm a sound.

永远要问：我们怎样才能做得更好？然后付诸行动。