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The writer's duty is to tell the truth, even when it is inconvenient.
宇宙不仅比我们想象的更奇怪,它比我们能想象的还要奇怪。
Mathematics is a conversation between the past and the future.
身体劳累而不休息,就会疲困;精力使用过度而不止歇,就会衰竭。