《智囊(选录)·捷智部·季毅》
季毅说： 合三刀就是一个 州 字，又加了一把刀，加的意思就是 益 ，难道你要去益州吗？ 
季毅曰： 三刀为州，又益者，明府其临益州乎？ 
Ji Yi said: Combining the three swords makes the character "Zhou", and adding one more sword, meaning "Yi", suggests that you will go to Yizhou.