可持续发展不仅仅是一个流行词，而是我们对后代的责任。

Among thousands of people, you meet those you've met. Through thousands of years, across the boundless wilderness of time, you happen to meet them, neither earlier nor a bit too late. There is nothing to be said except to ask lightly, "Oh, you're here too?"

数学中的每个问题都是一个等待解决的谜题，而乐趣就在于解决的过程。

The only way to do great work is to love what you do.

尊重你的努力，尊重你自己。自尊带来自律。当你两者都牢牢掌握时，那就是真正的力量。

Leadership is about creating a vision and inspiring others to follow it, even when the path is unclear.