《资治通鉴·后梁纪·后梁纪一》
左、右牙指挥使张颢、徐温哭着劝谏，杨渥勃然大怒说： 你们认为我没有才能，为什么不杀死我自己当节度使！ 
左、右牙指挥使张颢、徐温泣谏，渥怒曰： 汝谓我不才，何不杀我自为之！ 
Zhang Hao, commander of the Left Guard, and Xu Wen, commander of the Right Guard, wept and advised him, but Yang Wo became furious and said: "You think I'm incompetent. Why don't you kill me and be the military governor yourself!"