与世界分享你的知识、经验和见解 一个人大脑中从未分享过的知识、经验、见解和判断力，总是另一群人非常想知道的东西，知乎的使命是把人们大脑里的知识经验、见解搬上互联网，让彼此更好地连接。http://www.zhihu.com/
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