as follows:

1. Even if he is slow, persistent, backward and unsuccessful, he can certainly achieve his desired goal. -Lu Xun

2. How can plum blossom smell fragrant without turning it over? -song fan

3. don't lose heart. as long as you persevere, you will eventually get results. -Qian Xuesen

4. It is often the last key that opens the door. -Yan Yu

5. Success lies not in the size of strength, but in how long it lasts. -Johnson

6. There are two ways to achieve important goals-hard work and perseverance. Efforts are owned by only a few people, but perseverance can be practiced by most people. -Napoleon

7. Little by little, a large warehouse is integrated. -german proverb

8. reading is not in the middle of the night and five drums, but I am afraid that I will be exposed to ten cold. -Guo Moruo