Obviously, you want to cultivate children's interest in learning through it. The same is true of astronomy, because there are only two things in this world that are most shocking. One is our lofty moral values; The second is the bright starry sky above us. But there is one thing-it can not only arouse people's deep admiration and admiration for life, but also help everyone grow up-it makes life move from chaos to wisdom, from confusion to consciousness, and hangs a bright masthead ... This is Sophie's world.