i used to believe that my brother and I were going to switch places with my parents - that as we got bigger, they would get smaller. I was under 5, because my other brother had not been born yet - and it seemed to make sense. But I distinctly remember this belief - as it seems profound to me now - knowing that we do in a sense take care of our parents as they grow old...
A childhood belief about getting older

others believed things like this
- Ironically my parents were born on the same day; so growing up, I thought all parents had the same birthdays. Anon
- I used to believe my parents were brother and sister, and that everybody's parents were brother and sister.— Rachael
- I thought it was impossible for anyone to lift more than their own body weight. Just seemed to make sense..— Xenomorph
- First I believed that my parents were brother and sister. Then I thought that my dad was also my mums dad. — Rainbow
- I used to believe that I was older than my brother because I was born in June and he was born in OctoberAnon
- When I was small, my brother would bug me and say that if my hand was bigger than my head, I had a tumor.Anon