Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

所以,对于”染不能不谨慎啊！

Courage doesn’t mean you don’t get afraid. Courage means you don’t let fear stop you.

Quality is more important than quantity. One home run is much better than two doubles.

一个国家制度的品质是其成功的最重要决定因素。

计算机科学中数学的美在于它能够用抽象概念建模和解决现实世界的问题。