《明史·列传·卷七十二》
尧舜与四方诸侯君长谋划政事，打开明堂四门宣布政教，使四方见得明白真切，听得清楚全面。因此尧、舜对外部情况十分了解，这是治政的大纲。
询四岳，辟四门，明四目，达四聪，此尧、舜之资于外者博，而为致治之纲也。
Yao and Shun planned policies with the vassal princes and rulers of the four directions. They opened the four gates of the Mingtang and announced their policies and teachings, allowing the rulers of the four directions to see and hear everything clearly and comprehensively. Thus, Yao and Shun were well-informed about the external situation. This was the framework of governance.
<s>[INST] Identify the tone and emotion conveyed in the Classical Chinese text and explain how it is achieved in English: 穷则变，变则通，通则久。 [/INST]
Tone and emotion: [...], Explanation in English: [...]</s>
Identify the tone and emotion conveyed in the Classical Chinese text and explain how it is achieved in English: 穷则变，变则通，通则久。
user
Tone and emotion: [...], Explanation in English: [...]
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