《新唐书·列传·卷四十三》
到那时，将无以援救下民了，有人说百姓穷乏不足以怜恤。但若亿兆百姓都背井离乡，愁苦潦倒，那就再没有东西可以奉献了。
今受命伊始，华夷百姓清耳以听，刮目以视，冀有闻见，何遽孤其望哉？ 
At that time, there will be no means to save the common people. Someone may say the common people are too poor to be cared for. However, if hundreds of millions of people leave their hometowns and suffer from poverty and destitution, then there will be nothing to offer.