《资治通鉴·唐纪·唐纪六十》
但抵达京城后，发现朝廷政出多门，事权不一，士大夫大多通过行贿走门路才能做官升迁，于是，从心底里轻视朝廷。回到昭义后，更加骄横跋扈。
既至，见朝廷事柄不一，又士大夫多请托，心轻朝廷，故归而益骄。
However, after arriving in the capital, he found that the imperial court had many policies and that authority was not centralized, and that most scholars and officials relied on bribery and connections to gain official positions and promotions, so he looked down upon the imperial court in his heart. After returning to Zhaoyi, he became even more arrogant and domineering.