1, every unprofitable setback or mutation is the seed of the same wisdom or greater advantage. -(America) Emerson

Just to strengthen our will, God has put many obstacles in our way. -(India) Tagore

3. Struggle is a school to master skills, and frustration is a bridge to truth. -(Germany) Goethe

4. Without sowing, there is no harvest; Without hard work, there is no success; There is no glory without suffering; Without setbacks, there is no glory. -(UK) Payne

I think setbacks and hardships are good opportunities to exercise my will and improve my ability. -(China) Zou Taofen

6, calm lake, exquisite sailors; Comfortable environment can't make a great man of the times. Lebedev

7. Short-term setbacks are better than short-term success. -(Ancient Greece) Pythagoras

8. Children's dashed hopes, aborted talents, failed careers and frustrated ambitions often accumulate and become jealous. -Balzac

9. Setbacks are also what I need. To me, it is as valuable as success. Only when I know all the bad methods can I know what the good methods are. -(America) Edison