I don't think that when people grow up, they will become more broad-minded and can accept everything.Conversely, I think it's a selecting process, knowing what's the most important and what's the least. And then be a simple man.
The Internet is a reflection of our society and that mirror is going to be reflecting what we see. If we do not like what we see in that mirror the problem is not to fix the mirror, we have to fix society.