He who can bear with your ignorance has found a true friend.

My mom always said,"If you don't like where you are…just picture where you wannabe."

You can obsess about serving your customers/audience/clients， or you can obsess about beating the competition. Both work， but of the two， obsessing about your customers will take you further.

我一直在寻找挑战自己、推动自己更上一层楼的方法。

The Langlands program is a vision of the future of mathematics.

一本书是作者与读者之间跨越时空的对话。