After 90, parents, grandparents don't understand education, so they can't say that. . Why can't you blame or complain if you don't understand education, and can't say if you don't understand education? Although parents and grandparents belong to the older generation and may not have received modern education, they are our relatives and one of the key figures in educating us to grow up. They are also members of society, should have proper cognition and accomplishment, and should understand and respect the culture and ideas of the new era. If they don't know how to educate, pursue tradition excessively or ignore the development of modernization, which will have a negative impact on the growth of future generations, we have the right to reflect and correct. At the same time, their words and deeds may also directly affect our world outlook and values. We need to pay attention to and actively communicate, and at the same time do our own learning and charging, in order to better understand and cope with the challenges and changes of modern society.