1. Discipline should not only be regarded as a means of education. Discipline is the result of the educational process, first of all, it is the result of students' collective efforts in all fields of life-production, daily life, school, culture and so on.

makarenko

A school without discipline is like a mill without water.

-Comenius

3. Only the leaders themselves set an example in this respect can the cultivation of discipline be effective.

makarenko

4. What kind of thoughts and behaviors; What kind of behavior and habits; What kind of habits, what kind of personality; What kind of personality, what kind of fate.

-Chahall

Shyness is a feeling of fear or humiliation, which can prevent people from doing some despicable acts.

-Spinoza

6. Don't do evil, don't do good. Only virtue and virtue can serve others.

-Liu Bei