1. Read thousands of volumes and write like a master. ——Du Fu

2. Internal and external correspondence, words and deeds. ——Han Fei

3. If you don’t read orally for a day, you will be born, and if you don’t write with your hands, you will be born. ——Anonymous

4. When the year is cold, you will know that the pines and cypresses will wither. ——"The Analects of Confucius·Zihan"

5. If a young man does not work hard, the old man will be sad. ——"Han Yuefu·Long Song Xing"