1. The idea that it will always be smooth sailing and success will be easy without going through hardships and twists and exerting great efforts is just a fantasy. ——Mao Zedong

2. Happy are those who can continue their career once they start. ——Herzen

3. Experience and perseverance are the two feet of success.

4. What the world lacks is perseverance, not strength. ——Hugo

5. Jade cannot be used without polishing, and people cannot understand it without learning.

6. God’s grace is like a candle, and man’s will is like the wax used to make candles. If a man wants to reach the paradise on earth on the top of the mountain of purgatory, he cannot lack his own will. ——Dante

7. Nothing is difficult in the world, but perseverance is the key to success. ——Huang Xing

8. There is no height that cannot be reached by humans. However, if you want to achieve your goal, you must do it with determination and self-confidence. ——Andersen

9. When heaven is about to entrust this person with a great responsibility, he must first suffer his mental pain, starve his body and skin, and deplete his body!

10. The edge of a sword comes from sharpening, and the fragrance of plum blossoms comes from the bitter cold.