如果一个国家期望在国民无知的情况下却拥有自由，那么这种期望无论在历史上，还是未来都绝不会实现。如果我们打算抵御无知和捍卫自由，每位美国人都有责任了解一件公共事务的来龙去脉。

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.

A child educated only at school is an uneducated child.

在观察的领域里，机遇只偏爱那种有准备的头脑。

我的音乐就是我的日记。

Infrastructure is the backbone of the nation, we must use wisdom and sweat to build century-long projects.

I saw China embracing the world and vice versa.

My philosophy of life is: smile at life and never give up.