自由民主的未来取决于其适应新挑战并维持公民支持的能力。

The only thing to do with good advice is to pass it on. It is never of any use to oneself.

"The only way to get better is to play against the best."

不要害怕可能出错的事情，想想可能正确的事情。

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.