Is it superstition that men don't leave the sky?

Yes

The most important thing about names is to show them to others. Names used by others are mostly used to prove identity, so names are a very important social symbol for children. Socialization is very important for children. Therefore, when parents name their children, they must add luster to their faces. A name is a child's label, just as a name is a person's image in front of acquaintances. But many parents will follow suit in order to get a good name.