《旧唐书·本纪·卷十七》
从未有皇上节俭约束而百姓不丰盈、节制嗜欲而所需不能满足的。
未有上约而下不丰，欲寡而求不给。
There has never been a monarch who lived frugally and his people did not prosper, or who controlled his desires and his needs could not be satisfied.