《三国志·吴书·虞陆张骆陆吾朱传》
而这也使得汉文帝的错误天下皆知，过失在后世彰显，故此孔子有言 为君难，为臣亦难 。
然而误闻天下，失彰於后世，故孔子曰 为君难，为臣不易 也。
Because of that, Emperor Hanwen’s error became known天下皆知, and the mistakes were clearly demonstrated to later generations. Thus, Confucius said: As a ruler it is difficult, and as a minister it is difficult.