1. The best time in a person's life is his youth. You must cherish time, study hard, and constantly enrich yourself.

2. Politeness is the first important thing that children and teenagers should be especially careful to develop into a habit. Politeness is a mirror that reflects his likeness.

3. Books are inseparable life partners and mentors for teenagers (famous aphorisms), and they are a treasure house of human knowledge.

4. Don’t let yourself fall asleep! While you are still young and strong, and full of vitality, never tire of doing good things.

5. Cherishing clothes should start from a new age, and cherishing reputation should start from a young age.

6. You must have ideals, courage, perseverance and perseverance.

7. Youth is limited, but wisdom is an infinite treasure; take advantage of your short youth to learn infinite wisdom.

8. Whoever has bravely withstood the baptism of the fire of youth will not be afraid of the cold frost of old age. ──Lando

9. Young people love beauty. Beauty is the beauty of moral purity, spiritual richness and sound body; not the beauty of gorgeous clothes.

10. Throughout the ages, how many young people in their prime have wasted their most precious lives in the web of wine, sex and wealth!

11. Teenagers, their flowery years are filled with the desires of youth; teenagers, their picturesque years are filled with the expectations of their relatives. "Pity the hearts of parents in the world." Parents in the world, who doesn't hope that their daughters will become phoenixes and their sons will become dragons.

12. Youth is an incredible and great force. It stimulates the bodies of young people, enlightens their wisdom, and at the same time instills passionate emotions and strong will.