Success is stumbling from failure to failure with no loss of enthusiasm.
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.
The best way to predict the future is to create it.
【释义】抓住时机不要懈怠,因为机会一旦错过就不会再来。