Confucian"adult"essentially refers to the gentleman or an exemplary person,and its connotations include three aspects of benevolence,knowledge,and courtesy.Accordingly,there are three ways to cultivate a-dults:the first comes to benevolence,which emphasizes cultivation and practice of benevolence;the second comes to learning,which focuses on learning scientific knowledge,skills,and Tao;the third comes to courtesy,which gives attention to edification of literature and art.From the conceptions of Confucian adult,in order to improve pro-fessional quality,teachers in colleges and universities should improve their professional quality by means of three approaches.Firstly,teachers should improve their professional ethics and conduct.Secondly,teachers should rein-force their knowledge.Lastly,teachers should improve their teaching competence.