《淮南子·人间训》
子贡说： 卫君来朝拜吴王的时候，卫国有一半的人说：不如去朝拜晋国。
子贡曰： 卫君之来也，卫国之半曰： 不若朝于晋。 
Zigong said, "When the king of Wei came to pay homage to the king of Wu, half of the people of the state of Wei said: "It's better to pay homage to the state of Jin."