We are all afraid—for our confidence, for the future, for the world.

身边的人都不能亲近，就不要希望招徕远方的人。 

Wisdom acquisition is a moral duty. It’s not something you do just to advance in life. And there’s a corollary to that proposition which is very important. It means that you’re hooked for lifetime learning, and without lifetime learning you people are not going to do very well. You are not going to get very far in life based on what you already know.

成功不是终点，失败也不是致命的：重要的是继续前进的勇气。