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.

可持续性不是一种选择，而是我们对后代的责任。

我不害怕坠入爱河，我害怕再次爱上错误的人。

成功的真正标准是你帮助他人取得成功的程度。