Every artist was first an amateur.

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.

表演的挑战是让观众忘记他们正在观看一场表演。

未来的竞争不是产品的竞争，而是商业模式的竞争。

Rebuilding my career at fifty wasn’t easy—but nothing worthwhile ever is.

可持续发展不是一种选择，而是我们对下一代的责任。