Technology is not just about the gadgets, it's about the people who use them.

The future of democracy depends on the ability of democratic societies to reform themselves and adapt to new challenges.

我不怕失败，我怕不去尝试。

The universe is comprehensible because it is governed by laws that we can understand.

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.