Everything in education must go against the principle of individuality. Personality principle: Teaching tact is a teacher's flexible use of educational ideas, teaching principles and teaching rules. Everything should be decided according to the situation at that time, that is, it should be different from person to person, from time to time, and guide the situation according to the situation, and there should be no "one size fits all". The teacher's responsibility is to educate students, not to suppress them with authority, but to solve them with democratic methods and attitudes.

Only by integrating democratic teaching ideas and teaching attitudes into our classroom teaching, and through our communication with students, can the interaction between us and students become truly emotional and achieve better teaching results.

1. The teaching principle has guiding and regulating significance for smooth and effective teaching activities. As a criterion of teaching activities, it can certainly guide and standardize all aspects of teaching activities and provide a basis for teachers to actively and effectively carry out teaching activities.

2. Teaching principles determine the choice of teaching content, teaching methods and means and teaching organization form to a certain extent. After the determination of teaching principles, it plays an active and important role in the selection of contents, methods, means and forms in teaching activities. Baranov pointed out that the principles of teaching theory determine the teaching methods. The choice of teaching methods and the display of their effects depend on the principles of teaching theory as the basis of these methods. The principle system of teaching theory is the general explanation of the basic methods of learning and mastering teaching materials.