In the realm of mathematics, every problem is an opportunity to discover something new.

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.

I'm not a businessman, I'm a business, man.

To go global, Great Wall Motors must adhere to independent innovation.

能源行业在变化，我们也必须如此——适应是生存的关键。

People fear what they don't understand and hate what they can't conquer.