《汉书·志·沟洫志》
应仔细加以考察，大都可以预见，计划确定后再来进行工作，费用不过几亿，也可以雇佣那些吃白食没有产业的人。
宜详考验，皆可豫见，计定然后举事，费不过数亿万，亦可以事诸浮食无产业民。
They should be carefully examined; most of them can be anticipated. Once a plan is finalized, it can be implemented, and the cost will only be a few hundred million. Those who are able-bodied but idle can also be hired to work on the project.