When you're young you think you're going to have lots of friends. But as you get older, you realize you can count them on one hand.

译文：自由自在行走时，感受不到时光流逝，所到之处，都有蓑衣相伴，充满别样乐趣。

教育者必须是一位心理学家，以便理解儿童。

The essence of mathematics lies in its freedom.

The greatest tragedy in mankind's entire history may be the hijacking of morality by religion.

I'm an early bird and a night owl. So I'm wise and I have worms.

行业的发展需要政策、技术和市场的共同推动。

Words are sacred, and their misuse is a sin.

我们都是由我们所失去的和我们所获得的共同塑造的。