In Shushan, there is a road to diligence, and there is no limit to learning the sea. Han Yu pointed out the importance of diligence.

ask the canal so clearly, because there is flowing water from the source. Zhu Xi stressed the need to constantly add new knowledge.

in a threesome, there must be a teacher. Confucius emphasized that modesty is attitude and the cornerstone of progress.

black hair doesn't know how to study early, but white head regrets studying late. It is pointed out that we should seize the youth to study.

teachers preach and teach to solve doubts. Han Yu's Teacher's Theory points out that teachers should not only talk about knowledge, but also teach students the truth of being a man and doing things.