《左传·襄公·襄公二十八年》
郑简公设享礼招待他，蔡景侯表现得不恭敬。
郑伯享之，不敬。
Duke Jian of Zheng offered him entertainment, and Marquis Jing of Cai showed disrespect.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 郑伯享之，不敬。 [/INST] Duke Jian of Zheng offered him entertainment, and Marquis Jing of Cai showed disrespect.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 郑伯享之，不敬。
user
Duke Jian of Zheng offered him entertainment, and Marquis Jing of Cai showed disrespect.
assistant