建筑是一种挑战，是对极限的挑战。

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.

生活中最大的危险是采取过多的预防措施。

构思得好的东西表达得也清楚，表达的文字也很流畅。