When I was younger my sister told me that if you pinched your nipples very hard for one minute your breasts would grow bigger. I went through many painful minutes with no results! Haha
A childhood belief about rude bits

others believed things like this
- i used to beleive when you drank milk your breasts would get bigger so i used to look down at them afterwordsAnon
- When I was little I thought that only little girls had nipples, and they went away when you grow up. — Cutie
- when i was about 4 or 5, i believed that if i pulled on my nipples, i'd grow up and have big boobs.
— JW - When I was younger, I thought sex was two peolpe pressing their nipples together.— Katz
- When I was younger I thought I had made up the word "nipples" and "thinga-majigger" — Amelia
- When I was a child, I used to think that if I lied my nose would grow bigger.Anon