From Zhuge Liang's "Teacher's Watch" in Han Dynasty

Bow: Bend to show respect and caution; Exhaustion: do your best; Has: stopped. It means diligent, dedicated, and die.

2. Parents' beloved son has a far-reaching influence.

From paragraph 3 of the Warring States Policy and Touching the Dragon to Show the Queen Zhao.

The greatest love in the world is the kind that parents love their children. How do parents love their children? They made a long-term consideration for their children's future.

3, sheep have the grace of kneeling and breastfeeding, and crows have the filial piety of feeding back.

-Excerpted from Zhou's Ancient and Modern Sages of Ming Dynasty.

Repaying the kindness of dripping water is not only a virtue of human beings, but also a virtue of the animal kingdom.

4, the grace of dripping water, when the spring comes.

From the supplement "Family Instructions of Zhu Zi".

Even small favors in difficult times should be repaid twice (in action).

5, a teacher for a day, a father for life.

Luo Zhenyu, a poet in Qing Dynasty, wrote a book about Mingsha Stone House-Taigong Family Education.

Even a teacher who has only taught himself for one day will be a father all his life.