1. The most tortuous road is sometimes the easiest. —— Feuchtwanger

2. One of the great advantages of outstanding people is that they are unyielding in adverse and difficult encounters. ——Beethoven

3. The right road is not necessarily a smooth straight road. It will inevitably have some twists and turns, rugged obstacles, detours, and even go astray. ——Zhu Guangqian

4. Temporary defeat is much better than temporary victory. ——Abu Faraz

5. There is no smooth road in science. Only those who are not afraid of hard work and climb the steep mountain road can hope to reach the glorious peak. ——Marx

6. Because time is fleeting and irreversible, it is said to be the most precious wealth in the world. Abusing time is undoubtedly the most meaningless way for people to spend their time. —— Maugham

7. On the road of scientific exploration, a person has taken detours and made mistakes. It is not a bad thing, let alone a shame. One must have the courage to admit and correct mistakes in practice. --Einstein has endured countless hardships and endured no matter how strong the wind is. ——Zheng Banqiao

8. Children gradually grow up after falling down again and again. ——Soviet Union