1. The most difficult time is when success is not far away. ——Napoleon

2. Suffering has become a kind of homework and education for us. If you make good use of this suffering, you are smart. ——Sanmao

3. Suffering develops our extraordinary role. If we don’t bow to the storm, we can be calm when disaster strikes. ——Balzac

4. Suffering is the teacher of life. ——Balzac

5. Difficulties arise from the efforts to overcome them. ——Smiles

6. Difficulties are extremely serious teachers. ——Burke

7. Difficulty is a harsh mentor. ——Baker

8. Difficulties and torture are like a hammer hitting a blank. What should be knocked off are fragile iron filings, and what will be forged into a sharp steel knife. ——Chekhov

9. Everyone should have two lights in his heart, one is the light of hope; the other is the light of courage. With these two lights, we are not afraid of the darkness of the sea and the danger of the storm. ——Roland

10. Every bit of progress is slow and arduous. A person can only solve a limited goal at a time.

——Beveridge