走出去不是目的，走进去才是成功。

From time to time you may stumble， fall， you will for sure， count on this， no doubt， you will have questions and you will have doubts about your path. But I know this， if you’re willing to listen to， be guided by， that still small voice that is the G.P.S. within yourself， to find out what makes you come alive， you will be more than okay. You will be happy， you will be successful， and you will make a difference in the world.

爱是世界上最强大的力量。

The moral feeling of human nature is an obligation， and we must endow the soul with the sense of beauty.

数学的力量在于它的抽象性，使我们能够看到不立即显现的模式和联系。