This paper reveals two mistakes made by the rich in treating their children: first, they have no education, which makes them ignorant of world affairs; The second is to cover up one's mistakes and be unwilling to accept criticism from others. The moral is to educate children from many aspects, such as morality, intelligence, physique, beauty and labor. In his article, Ai Zi satirizes that the rich themselves don't know where rice comes from, but in fact, the moral of this story lies in revealing the essence of the exploiting classes handed down from generation to generation.