我不去想成为最好的，我只想比昨天更好。
I don’t think about being the best, I think about being better than yesterday.
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.
Scientific research should solve practical problems, not just stay on papers.
幸福的秘诀是：尽量扩大你的兴趣，对感兴趣的人和物尽可能友善。