《魏书·列传·卷一》
高祖当时对侍臣谈话，称妇人忌妒提防，即使帝王也不能免除，何况是士人平民呢?
高祖时言于近臣，称妇人妒防，虽王者亦不能免，况士庶乎？
At that time, Gaozu told his attendants that women were jealous and guarded against each other. Even emperors could not avoid it, let alone ordinary people.