This passage expressed the parents 'devotion and love for their children. It was a very touching emotion. Children needed the companionship, education, guidance, and care of their parents during their growth. These care and support were important guarantees for their growth. However, only when their children grew up could they truly realize their parents 'devotion and love for them. This kind of understanding was a very deep emotional experience for parents, and it was also their most precious asset. This passage also reminds us that we need to give our children enough attention and care during their growth, so that they can grow up in a healthy environment and receive the right education and guidance so that they can better repay their parents in the future.