做人就是与自己发生冲突。

Three things you need: The ability to not give up something till it works， the ability to give up something that does not work， and the trust in other people to help you distinguish between the two.

"You can never be too careful with your words, especially when you are lying."

Writing is a way of connecting with others.

"To think is to confine yourself to a single thought."

The only limit to our realization of tomorrow is our doubts of today.

数学的美在于它能够以最优雅的方式描述宇宙。

不要为成功而努力，要为做一个有价值的人而努力。