《三国志·吴书·三嗣主传》
近年以来，州郡官民及各部队士兵，大多背离农业，都驾船长江之上，往来做生意，良田日益荒芜，所收粮食逐渐减少，想要使国家安定，又怎么能做到呢？
自顷年已来，州郡吏民及诸营兵，多违此业，皆浮船长江，贾作上下，良田渐废，见谷日少，欲求大定，岂可得哉？
In recent years, the officials and civilians in the states and counties, as well as the soldiers in various troops, have largely abandoned agriculture, and they all sail on the Yangtze River to do business. The good farmlands are increasingly desolate, and the amount of grain harvested is gradually decreasing. How can we stabilize the country under such circumstances?