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The universe is a vast and complex system, and understanding it requires both theoretical insights and observational evidence.
【释义】认识的人很多,可彼此知心的没有几个。
I don't want to be a martyr, I want to be a survivor.
The dead demand justice, not just remembrance.
The magic number 150 suggests that the size of our social networks is limited by the size of our brains.