《史记·七十列传·郦生陆贾列传》
使者出来道歉说： 沛公敬谢先生，他正忙于讨平天下的大事，没有时间见儒生。 
使者出谢曰： 沛公敬谢先生，方以天下为事，未暇见儒人也。 
The messenger came out and apologized, saying, “Pei Gong respectfully declines to meet you, mister. He is busy with the important matters of pacifying the world and has no time to see Confucian scholars.” 