《容斋随笔·卷六·带职人转官》
经过认真考察，我了解到，过去的惯例是：前行郎中升为少卿时，过去有做官的经历的，得太常；没有做官的经历的，得司农；然后再转而为光禄大夫，就是现在的奉直和朝议一级。
予按故事，官制未行时，前行郎中迁少卿，有出身，得太常；无出身，司农；继转光禄，即今奉直、朝议也。
After a thorough examination, I found out that the old convention was: when a minister of forwarding progresses to be a deputy director, an experienced one would obtain the office of Minister of the Imperial Clan, but an inexperienced one would become a Minister of Agriculture, and then be transferred to the office of Consultant to the Emperor, which is now of the same level with the offices of Taizheng, etc.