《资治通鉴·唐纪·唐纪二十六》
现在御史的品位俸禄都很卑微，但是声望都很高，陛下派他们按时巡察地方，为非作歹之徒自然不敢横行。 
今御史秩卑望重，以时巡察，奸宄自禁。 
Today, the official titles and salaries of the imperial historians are humble, but their reputation is very high. If His Majesty sends them on regular inspections of the localities, those who do evil will naturally not dare to run rampant.  