《资治通鉴·唐纪·唐纪九》
太宗问王： 近代以来国家政治越来越赶不上古代，为什么呢？ 
上问王珪曰： 近世为国者益不及前古，何也？ 
Taizong asked Wang: Why is it that in recent times, the politics of the state has fallen further and further behind that of ancient times?