Mathematics is a living subject, constantly evolving and growing.
数学是一门活生生的学科，不断演变和发展。
The most profound ideas in mathematics often arise from the simplest observations.
出自晋·葛洪《抱朴子·博喻》。用美玉做成的船和桨，不能用于水上航行;用黄金做弓，玉石做弦，仍没有射箭的功能。（笔杆子 rendoc.com）
True leadership means making tough decisions today for a better tomorrow.
Happiness is secured through virtue; it is a good attained by man's own will.
I hope that in this year to come, you make mistakes. Because if you are making mistakes, then you are making new things, trying new things, learning, living, pushing yourself, changing yourself, changing your world.
