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