《北齐书·列传·卷三十一》
魏孝武帝有时袒露上身，与近臣嘻戏游玩，每当看到昕，马上穿衣正冠而复常态。
武帝或时袒露，与近臣戏狎，每见昕，即正冠而敛容焉。
Emperor Xiaowu of Wei sometimes took off his shirt and played with his concubines. Every time he saw Xin, he would immediately put on his clothes and hat and return to normal.