古者以天下为主，君为客，凡君之所毕世而经营者，为天下也。
古代以天下为主体，君主为客体，君主一生所经营的，都是为了天下。
The future of automobiles is green, intelligent, and human-centric.
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.