What constellation can the eye see _ What constellation can the eye see?

Why can many people see what constellation others are at a glance?

Maybe he knows a lot about constellations, and the theory of constellations should have some truth. A person's behavior, manners, hobbies, conversation, etc. It may be inferred from these, and anyone with delicate mind or careful observation can find it. Just like people who study psychology, they can generally understand people's psychology well.