1. If you are too indulgent in your youth, you will lose the nourishment of your mind, and if you are too restrained, you will become a dead brain. -Saint Dibufo

2. How beautiful the youth are! Glowing, full of color and dreams, youth is the first chapter of the book, and it is a never-ending story. -longfellow

3. Youth is the pillar of the revolution. Youth is the defender of the fruits of revolution and the force to accelerate the progress of history to a better world. -Soong Ching Ling

4. Youth is the morning of life and the dawn of the day, full of purity, fantasy and harmony. -Sid Braun

5. Youth is a part of the whole social force, the most active and dynamic force. They are most willing to learn and least conservative, especially in the socialist era. -Mao Zedong

6. Once a person's youth is over, there will be a beautiful mature period called autumn. At this time, the fruits of life are waiting for harvest in a beautiful and calm atmosphere like cooked rice. -Tagore

7. There is only one youth in one's life. Longfellow

8. When people are young, no one knows that they are young. -chesterton

9. The runway of life is fixed. Nature only gives people a route, and this route can only be run once. Every stage of life has its own appropriate characteristics: childhood weakness, adolescent recklessness, middle-aged seriousness and old people's experience all bear natural fruits and must be stored when it is in season. Every stage has something worthy of people's enjoyment. -Cicero

1. When the sun and the moon are idle, youth will never come again. -proverb