《宋史·列传·卷十五》
当初，太祖卑贱，赵普与他交好，到占有天下后，赵普常把太祖卑贱时的不足之处当作话柄谈论。
初，太祖侧微，普从之游，既有天下，普屡以微时所不足者言之。
In the beginning, Taizu was humble, and Zhao Pu was good friends with him. After he occupied the world, Zhao Pu often talked about Taizu’s shortcomings when he was humble as a talking point.