这个世界不是因为你能做什么，而是你该做什么。

When you are young, you think you will be happy when you are older. But then you get older and you realize you were happy when you were young.

"The only way to learn mathematics is to do mathematics."

Every seed planted is a vote for the kind of world we want to live in.

记忆是连接过去与未来的桥梁。

Good architecture creates possibilities, not limitations.

Those who cannot remember the past arecondemned to repeatit.

一个好故事可以改变世界，一次一个读者。