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处理一个不自由的世界的唯一方法是变得如此绝对自由,以至于你的存在本身就是一种反叛。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The art of doing mathematics consists in finding that special case which contains all the germs of generality.
The most sustainable mines are those that think beyond extraction.