True progress is measured not just in profits, but in positive impact.

永远不要让其他人定义你的价值。只有你能决定自己的价值。

你对某件事了解得越多，它就会变得越有趣。

朗兰兹纲领证明了抽象思维在数学中的力量。

The most important thing is to have a good heart and a good attitude.

民主的力量在于尊重差异并找到共同点。

Freedom is not the power to do what we want， but the right to do what we ought.