2. The most sound mind between heaven and earth is only children's possessions, and only children can see the truth of everything in the world most clearly and completely. Compared with them, I am really a poor cripple, blinded by worldly wisdom and efforts.
3. Life has three layers: the first layer is material life; The second layer is spiritual life; The third layer is soul life.
4. The subtle factor that makes life smooth is "gradual progress"; The deception of the creator has no "gradual" meaning. Unconsciously, naive children "gradually" become ambitious young people; Generous young people "gradually" become cold adults; Hot-blooded adults have gradually become stubborn. Because its changes are gradual, year after year, month after month, day after day, all the time, minute by minute, second by second, just like walking on a long-term hillside with extremely gentle slope, people feel that they will always be in the same position, never change, and have endless interests and values, so life is certain.
The adult world is very narrow and depressed because of the restrictions of real life and secular habits. The world of children is not limited to this, so it is very broad and free. The younger he is, the bigger his world is.