1. Life has three levels: the first level is who you are, the second level is what you have, and the third level is what others think of you.

Forgiveness and forgetting mean throwing away the expensive experience we have gained.

3. To measure a person's greatness, we use different laws that are completely opposite in spirit and body: the size of the body decreases with the increase of distance, while the greatness of the spirit increases with the increase of distance.

Self-discipline is more effective than any other means to avoid external constraints.

No matter at any age, one's own possession is the real and only lasting source of happiness.

6. A person can only be himself when he is lonely. People who are not lonely do not love freedom.

7. A person can do what he wants, but he can't get what he wants.