2. Miracles all appear in bad luck. -bacon

3. Fire makes gold, and adversity tempered people. -Syndicate

4. Fire sees real gold, and adversity makes heroes. -Seneca

5. Fearless spirit can take refuge here. -Plautus

6. When a gentleman is in poverty, he advances with virtue and advances with adversity. -Lu Jiuyuan

7. Noble people always endure grief silently. -Schiller

8. Difficulties strengthen the mind, while labor strengthens the body. -Seneca

9. Suffering and hardship is the highest school to temper personality. -Liang Qichao

1. Warriors are marching on the road full of thorns. -ovid

11. It is not a bad thing to become wise through suffering. -Aeschylus

12. Only difficulties can make people show their true colors. -epiktetos

13. The more difficult the environment is, the more energetic the spirit will be. -Guo Moruo

14. Adversity can not make people rich, but it can make people wise. -English proverb

15. He who has experienced much suffering knows more. -homer

16. it is not difficult to endure disasters, but it is by no means easy to endure them in the end. -Seneca