I think a lot of people feel that way. As my friends got married and had children, they began to treat me as if I was not a responsible grown up because I was still single/no children.moolie said:He believes that people who go through life without having kids have "missed the boat" on an important part of "growing up". He sees older people who never had kids as somewhat immature, because they don't know what it takes to give of yourself for someone else the way that parents do for their kids. .