我们为新南开所抱的志愿，不过是‘了解中国，服务中国’这两句话。
模形式的算术是理解数论更深层次结构的关键。
我不是榜样，我是榜样的榜样。
The architecture of the Internet is designed to be open and flexible, allowing for continuous evolution.
Listen to your customers more than you speak to them - they'll tell you exactly what you need to know.