why should be a teacher?

I have a different idea about future with my mom. I want to be someone whose related to painting, so that I've been dreaming to be an architect, or a painter someday. Unfortunately, my mom was going to ask me to be a teacher. According to her, teacher is a nice job. It is not only because teachers could have many experience of different kind of teenagers but also they could meet different person every years. In present, I am in education department to finish my mom's dream. do I really want this? I am trying to find it out!