唐朝新任唐(今河南唐河县)、随(今湖北随州)、邓(今河南邓州市)三州节度使李想,到三州首府唐州上任的第三天,就带着养马兵老蔡头,装扮成生意人模样,到州府附近的小村镇转悠去了。朝廷派李想到唐州的使命,是讨伐背叛朝廷、驻守在蔡州的淮西节度使吴元济的。可他似乎对讨伐之事有点漫不经心,他对出城迎接他的唐州官军说:“我是个懦弱无能的人,对打仗的事兴趣不大。我来唐州的目的,是为了安顿地方秩序。至于打吴元济,并不是我的任务!”事后,老蔡头 The new Tang Tang (now Henan Tanghe County), with (now Hubei Suizhou), Deng (now Henan Dengzhou) Jishu Jieshi so that the third day to take the throne of the capital of the state of Triumph, with Raising a horse soldier Laocaitou, dressed as a businessman looks like, to the small town near the state government wandered away. The court sent Li to think of the mission of Tangzhou as a means to defeat the betrayal of the imperial court and stationed in Huaishidong, Wuduji, in Caizhou. But he seems a little careless about the crusade, he went to the city to greet him, said: “I am a cowardly incompetent person interested in fighting little I came to Tangzhou purpose is to settle the place As for the fight Wu Yuanji, is not my task! ”Afterwards, old Cai first