1. Socrates once said: "Problems are midwives, they help the birth of new ideas." 2. Einstein once said: "Asking questions is more important than solving them." "Learning comes from thinking, and thinking comes from doubt." 3. People who don’t ask will always be together with ignorance. (East African proverb)

4. If your ears have no bottom, you can hear from morning to night. (African proverb) 5. 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 6. Scholars must first doubt. ——Cheng Yi 7. Those who do not doubt when there is doubt have never learned; learning requires doubt. ——Zhang Zai 8. Dai Zhen: He is good at asking questions. When he was a child, he read Zhu Xi's "The Great Learning" and asked when "The Great Learning" was written and when Zhu Zi was born. The tutor told him that "The Great Learning" was written in the Zhou Dynasty and that Zhu Xi was a great Confucian in the Song Dynasty. He then asked how people in the Song Dynasty could know the author's meaning more than a thousand years ago. He eventually became a great scholar in the Qing Dynasty. 9. Newton: Seeing the apple fall, he insisted on asking what happened, and finally created the theory of "gravity", which dominated human thought. 10. Reading can enrich one’s mind, discussion can help one distinguish right from wrong, and taking notes can make knowledge accurate. ——Bacon