人类对气候影响的信号已经从自然变化的噪音中显现出来。
The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.
生活教会我,即使在最黑暗的时刻,也总有一线光明。
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.