You think it will never happen to you, that it cannot happen to you, that you are the only person in the world to whom none of these things will ever happen, and then, one by one, they all begin to happen to you, in the same way they happen to everyone else.

Every barrel we process must carry the weight of our environmental responsibility.

忠于自己，永远不要让成功冲昏头脑。

The progress of mathematics is measured by the number of problems it can solve.

自己不愿意的，不要强加给别人。

真正的领导力不在于掌控，而在于关心那些你负责的人。