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A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.
当有人真正倾听你而不对你做出评判,不试图为你承担责任,不试图塑造你时,感觉真是太好了!
围绕试管婴儿的伦理问题很复杂,但拥有孩子的愿望是一项基本人权。