译文：每个人的善、恶程度不同，本性与外表也是不一致的。有的人外貌温良却行为奸诈，有的人前恭谦却心怀狡诈，有的人看上去很勇敢而实际上却很怯懦，有的人似乎已竭尽全力但实际上却不忠诚。

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

Global energy cooperation is essential to address common challenges.

"Education never ends, Watson. It is a series of lessons, with the greatest for the last."

To sing is to pray twice.

True innovation in science often comes from developing tools that let us see the world in completely new ways.

每一天都是新的机会。你可以建立在昨天的成功之上，或者把失败抛在脑后重新开始。