《汉书·传·王贡两龚鲍传》
丞相孔光负责四时巡视园陵，其属官仗恃有皇帝的敕令而违反规制，乘车在驰道中行走，鲍宣外出正好遇见，鲍宣就让属吏扣留了丞相掾史，并没收其车马，羞辱丞相。
丞相孔光四时行园陵，官属以令行驰道中，宣出逢之，使吏钩止丞相掾史，没入其车马，摧辱宰相。
The Prime Minister Kong Guang was responsible for inspecting the imperial mausoleum every four seasons. His subordinate officials took advantage of the emperor's order and violated the regulations. They rode in a carriage on the racecourse. Bao Xuan happened to meet him on the way out. Bao Xuan asked his subordinate officials to detain the Prime Minister's assistant and confiscated his carriage and horses, humiliating the Prime Minister.