1. Stevenson: "A person should abandon those disturbing thoughts and concentrate on the path of life at his feet."

2. Mendeleev : "That's what genius is. If you work hard all your life, you will become a genius."

3 Romain Rolland: "Genius will inevitably have obstacles, because obstacles will create genius."

4. Edison : "Genius is one percent inspiration and ninety-nine percent perspiration."

5. Einstein: "Between genius and diligence, I choose without hesitation. Diligence, she is the midwife of almost all achievements in the world."

6. Romain Rolland: "The most terrible enemy is the lack of strong belief."

7. Sun Yat-sen. : "My ambition is to move forward inexorably. The more frustrated I get, the more excited I will be, and I will keep working hard."

8. Dong Biwu: "To be proficient in a subject, you must concentrate on it. If you have enough energy to do it, you can take care of others."

9. Johnson: "Success does not depend on the strength, but on how long you can persist."

10. Buffett: "The most important thing in a person's life is concentration."