《资治通鉴·宋纪·宋纪七》
太子拓跋晃很害怕，说： 陛下盛怒之下威严凝重，高允这么一个小臣被您的威严吓得惊慌失崐措、失去理智而语无伧次了。
太子惧，曰： 天威严重，允小臣，迷乱失次耳。
Crown Prince Tuoba Huang was very scared, and said: Your Majesty is so angry, and your authority is so serious, that even a minor official like Gao Yun would lose his mind and talk nonsense.