《北史·列传·卷二十九》
仁者必勇，看来不是虚论。 不久，上表请求解职，回家料理丧事。
朋僚咸共怪叹曰： 杨氏儒生，今遂为武士，仁者必勇，定非虚论。 
"The benevolent are necessarily brave." It would seem that this saying is not empty talk. Not long after, he submitted a memorial requesting to return home to manage the funerals.