Having a high-IQ child can make the family sad, has always thought that the child suffers from autism or loneliness, because of the child's high INTELLIGENCE he feels lonely, because his understanding of things is not the same, just like ordinary people only see a toy, but in the eyes of the child he is more in the concept of the structure and principle of the toy, just like the child is fiddling with the adult's items, the adult will feel that the child does not understand anything in the trouble, but in his heart he is playing chess, studying a complex game.