1. The sentence that explains the dialectical relationship between "learning" and "thinking" is: learning without thinking means nothing, and dying without learning means peril. 2. You should be humble when studying. As the Analects of Confucius says: When three people walk together, there must be one who is my teacher. 3. Review is an important method of learning and is of great significance to learners: you can become a teacher by reviewing the past and learning the new. 4. When others don’t understand you or misunderstand yourself, Confucius suggested not to be anxious: Isn’t it a gentleman if a person doesn’t know something but doesn’t feel embarrassed? 5. Confucius' sentence praising Yan Hui's noble qualities of living in poverty and living happily is: A basket of food and a ladle of drink, in the back alleys, people can't bear their worries, but they will not change their happiness after returning home. 6. Confucius discussed the correct attitude of a gentleman towards wealth and honor in the chapter "Shu Er": Being unjust and rich and noble is like a floating cloud to me. 7. Emperor Taizong of the Tang Dynasty has a famous saying, "You can know the gains and losses by learning from others." From this, we can think of Confucius' words in "The Analects": Choose the good ones and follow them, and change the bad ones.