Neo-Confucianism in the Qing Dynasty focused on Reigaku (courtesy science), which Hsi CHU concentrated in his later years, rather than the theory of Li-Ch'i and the theory of Mind, and interest in 'courtesy' increased, which was practically responsible for the establishment of public order, so that Neo-Confucianism was narrowed down from learning having a grand world view to becoming practicable and concrete.
清代の朱子学は、理気論や心性論よりも、朱熹が晩年に力を入れていた礼学が重視され、社会的な秩序構築を具体的に担う「礼」への関心が高まり、壮大な世界観を有する学問よりは、具体的・具象的な学問へと狭まっていった。