Psychology says people who choose not to have children aren't necessarily self-centered, they may simply be living in line with their values

Contrary to popular belief, choosing to be childfree doesn't diminish life satisfaction, research indicates. Many adults intentionally decide against parenthood early in life, often in their teens or twenties, and maintain this choice. This decision is typically guided by personal values and a vision for a meaningful life, rather than selfishness.

Raccontata daeconomictimes.indiatimes.com