《元史·列传·卷九十一》
在二人辞官后，祖仁仍向皇帝上书说： 二人是祸乱之根本，今日不除，后必不利。
而祖仁言犹不已，又上皇帝书言： 二人乱阶祸本，今不芟除，后必不利。
After the two resigned, Zuren still wrote to the emperor and said: “The two of them are the root of the disorder. If we do not get rid of them today, it will be bad in the future.”