《墨子·47章 贵义》
墨子对公良桓子说： 卫国是一个小国，处在齐国晋国之间，就象穷家处在富家之间一样。
子墨子谓公良桓子曰： 卫，小国也，处于齐、晋之间，犹贫家之处于富家之间也。
Mo-tzu said to Kung-liang Huan-tzu: "The state of Wei is a small state, lying between Ts'i and Chin, light as a poor family between rich families."