1. Failure is also what I need. It is as valuable to me as success. Only after I know all the ways to do it poorly can I know the way to do a good job. ---Edison

2. Therefore, when heaven is about to entrust a great responsibility to a person, he must first strain his mind, strain his muscles and bones, starve his body and skin, deplete his body, and disturb his behavior by walking, so he is tempted. Patience has been beneficial to those who cannot do it. People always make mistakes, and then they can change; they are stuck in the heart, weighed by worries, and then act; they are marked by color, produced by sound, and then metaphor. If you enter, you will be unable to control the people at home, if you leave, you will be invincible to foreign patients, and the country will be permanently destroyed. Then I know that I was born in sorrow and died in happiness. --- "Mencius"

3. When you accidentally fall into a pond, maybe there will be a fish in your butt pocket. So please don’t cry over spilled milk.

4. Difficulties that have been overcome are opportunities for victory. Churchill English

5. Providing children with many opportunities to try is also an integral part of implementing frustration education. Once a child is deprived of the opportunity to try, he is deprived of the opportunity to make mistakes and correct them, and therefore cannot move towards success.

6. The greatest test of courage is to see whether a person can defeat without giving up. Ingersoll Beauty

7. If there is no wind to blow the sail, paddle hard.

8. Short-term setbacks are better than short-term successes. Pythagoras in Ancient Greece

9. Setbacks are just a ripple in the lake! As long as you persist, it will disappear! Sun Shixian

10. Although there are dark clouds in the sky, But above the dark clouds, there will always be sunshine shining.

11. The difficulties, hardships and failures you have experienced are all the only way to success. Be brave, challenge them and believe in yourself, you will succeed! Wang Shaonan

12. Running water releases its vitality only when it encounters resistance. Goethe