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金瓯已缺总须补,为国牺牲敢惜身。
译文:国家已经残缺不全,总是需要去修补,为了国家牺牲自己怎敢吝惜生命。
The process of political decay is as natural as political development.
忙碌是一种懒惰——懒惰的思考和盲目的行动。
The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.