2. Struggle has been going on every day since the beginning of mankind. Sun Yat-sen

3. Struggle to improve life is a respectable behavior. Mao Dun

4. Struggle is the father of all things. Tao Xingzhi

5. When everything is extremely difficult, the one who can get through it is a hero. Zeng Guofan

6. Mortals must be self-reliant and self-reliant. They must ask for themselves and not ask for help from others. Hu Wenzhong

7. The pursuit and struggle for truth and knowledge is one of the highest human qualities. Einstein

8. Is it a compliment or a challenge to the achievements of scholars? What I need is the latter, because the former can only make people intoxicated, while the latter is a spur. Pasteur

9. Intelligent qualifications, inner drive, diligent work attitude and perseverance are all conditions required for successful scientific research. Beveridge

10. Intelligence comes from hard work, and genius comes from accumulation.

Hua Luogeng