《资治通鉴·晋纪·晋纪一》
羊祜堂外甥王衍曾经去羊祜那里陈述事情，言辞非常清晰明辨；羊祜对他并不赞赏，王衍拂衣而去。
从甥王衍尝诣祜陈事，辞甚清辩；祜不然之，衍拂衣去。
Yang Hu’s nephew, Wang Yan once went to Yang Hu's house to state his case; his speech was very articulate and cogent; Yang Hu did not commend him for it, and Wang Yan flounced off in a huff.