《陈书·列传·卷二十三》
继母刘氏性格剽悍残忍，对他不讲道理，蔡征供奉侍候更加谨慎，从来没有怨恨的神色。
继母刘氏性悍忌，视之不以道，徵供侍益谨，初无怨色。
His stepmother Liu Shi was fierce and cruel, and treated him unfairly. However, Cai Zheng served her more prudently, never showing any grudge.