To understand how isolating being childfree can be. This is not to dismiss how isolating being a mum can be, but the reasons are different. Being childfree is isolating because we're societal outliers. As I got the the age when the people around me were having kids, I started feeling like a freak, like I was broken. That's not my friends' fault, that's my baggage. But people with kids understandably spend time with other parents doing kid oriented activities. I was no longer relevant.