What is a "mature teenager"? Their brains aren't even fully developed yet. Your point that some adults aren't responsible parents is valid but it doesn't follo

What is a "mature teenager"? Their brains aren't even fully developed yet. Your point that some adults aren't responsible parents is valid but it doesn't follow that teenager parents can only be just as irresponsible and not more. The financial and emotional requirements that come with having a child are very significant and would be a giant weight for someone who has very little life and interpersonal experience.