Confucius said this is how to become a teacher.If we can continue to review old knowledge,and knowledge from the old to be a new experience,such a person can become a qualified teacher.Because once the new habit to review the past,there will be great progress of science.
Psychologists believe that learning with the conventional set Golden Section,accounting for five per cent of study time,study time accounted for 95 percent.
Learning is imitation.
Xi is the practice.Simple matter to do is to repeat the study.