1. Some people are far more capable of creating problems than he is of solving them. Such people had better be enemies, not friends. -Li Ao

2. If the system problem is not solved, the problem of ideological style will not be solved. -Deng Xiaoping

3. Feeling only solves the phenomenon problem, and theory only solves the essential problem. -Mao Zedong

4. There is no expedient measure that can make people escape from real labor-thinking. -Edison

5. If your tool is only a hammer, you may think that all problems are nails. -Masler

6. Spontaneity: actively discovering problems, actively thinking about problems, and actively solving problems. -Yu Shiwei

7. Be sensitive to observation, be diligent in thinking, be good at synthesis and be brave in innovation. -Song Shuhe

8. Crossing the river is empty talk unless the problem of bridges and boats is solved. -Mao Zedong

9. The major problems of this era cannot be solved by speeches and resolutions ... These problems can only be solved by iron and blood. -Bismarck

1. When you encounter something that can't be solved, ask your child. The opinions that the child blurts out are often the most accurate and practical answers. -San Mao