《韩非子·外储说左下》
另一种说法：鲁哀公向孔子询问说： 我听说夔仅一足，可信吗？ 
一曰：哀公问于孔子曰： 吾闻夔一足，信乎？ 
Another saying: Duke Ai of Lu asked Confucius, saying: “I heard that Kui had only one foot. Is that true?” 
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 一曰：哀公问于孔子曰： 吾闻夔一足，信乎？  [/INST] Another saying: Duke Ai of Lu asked Confucius, saying: “I heard that Kui had only one foot. Is that true?” </s>
Identify the key themes in this Classical Chinese text and explain them in English: 一曰：哀公问于孔子曰： 吾闻夔一足，信乎？
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Another saying: Duke Ai of Lu asked Confucius, saying: “I heard that Kui had only one foot. Is that true?”
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