《汉书·传·郦陆朱刘叔孙传》
郦食其于是谈到了六国合纵连横时的情况。沛公很高兴，赐郦食其吃饭，问道： 你有什么好的计策吗？ 
食其因言六国从衡时，沛公喜，赐食其食，问曰： 计安出？ 
Then Li talked about the situation when the six countries were allied and allied. Pei Gong was very happy, gave Li a meal, and asked, "Do you have any good strategies?"
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 食其因言六国从衡时，沛公喜，赐食其食，问曰： 计安出？  [/INST] Then Li talked about the situation when the six countries were allied and allied. Pei Gong was very happy, gave Li a meal, and asked, "Do you have any good strategies?"</s>
Identify the key themes in this Classical Chinese text and explain them in English: 食其因言六国从衡时，沛公喜，赐食其食，问曰： 计安出？
user
Then Li talked about the situation when the six countries were allied and allied. Pei Gong was very happy, gave Li a meal, and asked, "Do you have any good strategies?"
assistant