1: Confucius said: "Isn't it right to learn and practice it over time? Isn't it a joy to have friends come from afar? If a person doesn't know but is stunned, isn't he a gentleman?" "Xue Er"

2: Zengzi said: "I will examine myself three times every day: Have I been unfaithful in my plans for others? Have I not trusted my friends in my dealings? Have I not learned what I preach?" "Xueer"

3: Confucius said: "When I was fifteen, I was determined to learn; when I was thirty, I was established; when I was forty, I was not confused; when I was fifty, I knew the destiny; when I was sixty, my ears were obedient; when I was seventy, I followed my heart's desires without going beyond the rules." "Wei Zheng" < /p>

4: Confucius said: "Those who review the past and learn new things can become teachers." "Wei Zheng"

5: Confucius said: "Learning without thinking is in vain; thinking without thinking is a waste of time." Learning is dangerous. ""Wei Zheng":

6: Confucius said: "If you are a person, you must have a teacher. Choose those who are good and follow them, and change those who are not good." "Shu" And》

7: Zixia said: “Educated and determined, asking questions and thinking closely, this is where benevolence lies.

""Zi Zhang"