1. Difficulties that have been overcome are opportunities for victory. ——Horace

2. Steel is tempered by fire and rapid cooling. That’s why you can be strong and fearless of anything. In this way, our generation has been tempered in struggles and terrible trials, and has learned not to surrender in the face of life. ——Ostrovsky

3. Adversity can test a person's character, and extraordinary circumstances can reveal extraordinary integrity. ——Shakespeare

4. Every setback or unfavorable mutation carries the same or larger beneficial seeds. ——Emerson

5. God sets many obstacles on the road just to strengthen your will. ——-Tagore

6. Exploiting the mineral deposits of human intelligence is indispensable and requires adversity. Pressure is needed to make gunpowder ignite. ——Alexander Dumas

7. Providing Duoduo with opportunities to try is also an integral part of implementing setbacks. Once you are deprived of the opportunity to try, you are deprived of the opportunity to make mistakes and correct them, so it is impossible to move towards success.

——Schumacher