真正的幸福的源泉在我们自身。一个人只要自己善于追求幸福，别人是无法使他落到真正悲惨的境地的。

In mathematics, truth is somewhere out there in a place we don’t yet know, and the only way we can hope to find it is by exploring.

The essence of mathematics lies in its freedom.

The future of energy lies in a diversified mix that includes both traditional and renewable sources.

写作是一种乐观的行为。如果你觉得它不重要，你就不会费心去做。

The Langlands conjectures suggest that there is a hidden harmony between different areas of mathematics.

梦想的路上，每一步都算数。

I don't live to dance. I dance to live.

Success is cool, but happiness is better.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.