评判一个人不是看他的回答，而是看他的问题。

The future of drones is intelligent, collaborative, and autonomous.

你必须熬过一些糟糕的日子才能赢得人生中最美好的日子

Sustainability must be at the core of every chemical manufacturing process, or we risk leaving behind a world beyond repair.

"The only way to make sense out of change is to plunge into it, move with it, and join the dance."

每一个天使都是可怕的。

Your time is limited, so don't waste it living someone else's life.