《资治通鉴·宋纪·宋纪五》
宋一朝几代，很少有直言谏诤的人，这岂是朝中正直骨的大臣不如古人？
有宋累叶，罕闻直谅，岂骨鲠之气，俗愧前古？
Rarely were there people who dared to speak frankly and criticize during several generations of Song dynasty. Was it because the upright ministers of the court were not as good as the ancients?