人類前行的曆史，總是進3步，退2步.總起來說，還是進了1步。所以，大家也不要那麽悲觀。

來源: 郭大平於 2024-11-25 14:46:05 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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