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每一本书都是一扇通向另一个世界的门,每一个读者都是穿越它的旅行者。
"All you have to do is write one true sentence. Write the truest sentence that you know."
试管婴儿的未来是使其更简单、更安全、更易于获得。
The beauty of a mathematical proof lies in its simplicity and inevitability.