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Great deeds are usually wrought at great risks.
世界是一个迷宫,我们都在试图找到出路。
The beauty of mathematics lies in its ability to describe the universe in the simplest terms.
The balance between energy needs and environmental protection is the challenge of our time.
生命可以归结为一种简单的选择:要么忙于生存,要么赶着去死。
The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.