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本理则国固,本乱则国危。
解释:本治则国家巩固,本乱则国家危亡。
A mathematical proof is not just a verification but a story that reveals deeper truths.
信件是传记作者的金矿;它们揭示了官方记录所隐藏的东西。
Forests teach us patience—growth takes time.
I love to sing, and I love to dance. I love to perform. That's who I am.