It means: teachers know that students have different learning difficulties and qualifications, and then they can be induced in many ways; Only those who can be induced in many ways can become teachers.

This sentence comes from Yukime.

Xueji is one of the monographs on China's ancient laws and regulations (The Book of Rites), and it is the earliest monograph devoted to education and teaching in ancient China and even in the world. According to Guo Moruo's textual research, the author is Ke.

This paper systematically and comprehensively expounds the purpose and function of education, the system, principles and methods of education and teaching, the position and function of teachers, and the relationship between teachers and students and classmates in the process of education.