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The only person you should try to be better than is the person you were yesterday.
当我们发现保持不变比改变更痛苦时,我们就会改变自己的行为。后果给我们带来痛苦,激励我们去改变。
人们之所以加入社会是为了保护他们的财产。
I do not much like to take the tone of a moralist.