《资治通鉴·唐纪·唐纪二十一》
甲戌，补阙薛谦光上疏认为： 选拔人才的办法，应该使朝廷能得到有真才实学的人，录取和舍弃什么样的人，关系到国家的教化。
甲戌，补阙薛谦光上疏，以为： 选举之法，宜得实才，取舍之间，风化所系。
On Jiaxu day, Deputy Censor Xue Qianguang submitted a memorial: The method to select talents should allow the court to get people with genuine learning and accomplishments. The criteria to admit and reject people concern the teachings of the country.