"Memory is a strange thing, it doesn't work like a camera or a tape recorder, it reconstructs things, it edits the past with the scissors of the present."

科学是一项集体事业，每一代人都为之添砖加瓦。

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.