《贞观政要·卷四·尊敬师傅》
《诗经》上不是说： 要想不犯错误不忘教训，都必须从旧的规章制度入手。 
《诗》不云乎： 不愆不忘，率由旧章。 
Doesn't the Book of Poetry say: In order to avoid making mistakes and to not forget the lessons, it is all necessary to start from old rules and regulations.
<s>[INST] Translate the following passage from Classical Chinese to both modern Chinese and English, focusing on preserving the emotional tone in both translations: 《诗》不云乎： 不愆不忘，率由旧章。  [/INST] Modern Chinese: 《诗经》上不是说： 要想不犯错误不忘教训，都必须从旧的规章制度入手。  English: Doesn't the Book of Poetry say: In order to avoid making mistakes and to not forget the lessons, it is all necessary to start from old rules and regulations.</s>
Translate the following passage from Classical Chinese to both modern Chinese and English, focusing on preserving the emotional tone in both translations: 《诗》不云乎： 不愆不忘，率由旧章。
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Modern Chinese: 《诗经》上不是说： 要想不犯错误不忘教训，都必须从旧的规章制度入手。  English: Doesn't the Book of Poetry say: In order to avoid making mistakes and to not forget the lessons, it is all necessary to start from old rules and regulations.
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