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The key to solving complex problems is often to find the right abstraction that simplifies the problem without losing its essential features.
当你不再担心别人怎么想的那一刻,你就自由了。
The only thing that can bring you happiness is yourself.
The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
江河的水之所以浩浩荡荡,并非只由一个源头流出来;无比珍贵的皮衣,并非只由一只狐狸腋下的毛皮所能制成。