The contents are as follows:

1. If you are not determined, you will never get anywhere. -Zhu Xi

2. To learn, you must be rigid and constant. If you are not rigid, you will be reluctant. If you are not constant, you will retreat. -feng zixian

3. when you are in trouble, you must do what you want, and live in a humble place without changing your degree. -Zhang Jiuling

4. As long as you keep working hard and make unremitting efforts, there is nothing you can't conquer. -Seneca

5. Sail against the current, hold on hard, and you will retreat to Chihiro with a sigh of relief. -Dong Biwu

6. Mount Tai won't let the soil, so it can become a big one; Rivers and seas do not choose small streams, so they can be deep. -Reese

7. Where there is a will, there is a way. If you cross the rubicon, you will eventually get through the Qin Pass. Hard-working people, the sky pays off, and they taste the courage. Three thousand more armor can swallow Wu. -pu Songling

8. patience and persistence are painful things, but they can gradually bring you benefits. -Ovid