落後就要挨打，落後就是不好，落後不能自我滿足，落後者應該追趕先進。這些話，其實是一個意思。這些話，難道有錯嗎？

來源: 郭大平於 2025-08-26 09:22:09 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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