The question mark is the key to opening any science——Balzac

It is better to have no books than to believe in books——Mencius

1 , You cannot see the truth without doubt. - Li Siguang

2. People who do not ask will always be together with ignorance. - East Africa

3. Questioning customs from all aspects, It is an inevitable stage of development for every person with a higher level of thinking. - Emerson

4. The key to unlocking all science is undoubtedly the question mark. - Balzac

< p> 5. Those who have no doubts about reading must learn to have doubts, and those who have doubts must have no doubts. This is the only way to make progress. - Zhu Xi

6. If the ears have no bottom, they can listen from morning to night. - -Africa

7. A person who is eager to ask questions is only five kinds of fools; a person who is ashamed to ask questions will be a fool for life. - Anonymous

8. The spirit of skepticism is An important part of the scientific spirit.——Zhou Guangzhao

9. A person who is good at asking questions is like attacking a difficult tree. He can change it first, and then he can understand it. After a long time, he can explain it to each other. A person who is not good at asking questions will do the same. .——"Xue Ji"

10. A person who is good at doubting does not doubt what others doubt, but doubts what others doubt.——Fang Yizhi

11. Teacher Use questions and friends to resolve doubts. - Li Xing

12. Thinking begins with questions and surprise. - Aristotle

13. Asking questions is more important than solving them .——Einstein

14. There is no doubt that there are doubts in learning, and doubts lead to progress. Small doubts lead to small progress, and great doubts lead to great progress.——Lu Jiuyuan Song

15. Questions are midwives, they can help the birth of new ideas. - Socrates

16. Scholars must first doubt. - Cheng Yi

17. Questions, and It’s not questioning, “a real singer can sing the silence in people’s hearts”.——Chai Jing

18. Doubt is the beginning of thinking and the end of learning.——Confucius

19. He who doubts but does not doubt has never learned; learning requires doubt. - Zhang Zai

20. Deep in the human heart, there is a deep-rooted need, which is to hope that oneself is a Discoverers, researchers, explorers. In the spiritual world of children, this need is particularly strong. - Suhomlinsky

21. Questioning is the first step towards philosophy .——Diderot