《北史·列传·卷三十三》
先是十多天前，秘书监郑道昭暴病死亡，他听说后对赵卓说： 人生无常，惟当纵情饮酒。 
先是旬余，秘书监郑道昭暴病卒，夬闻，谓卓曰： 人生何常，唯当纵饮。 
First, over ten days ago, Director of the Secretariat Zheng Daozhao died a sudden death, and after hearing about it he said to Zhao Zhuo: "Human life is fickle, so the only thing to do is give free rein to one's drinking."