My mother always told me that if I crossed my eyes, the elastic could snap and I'd be cross-eyed forever.
A childhood belief about eyes

others believed things like this
- When I was younger, I believed that squinting in a storm would make you cross-eyed... forever.Anon
- I used to think that "cross-eyed" meant that people had X's for eyes, like dead people in cartoons.— Tim
- i used to think the "Smack my Bitch Up" song by Prodigy was "Snap my picture"..like Snap my pic-cha!
Anon - when I was young I used to believe if I squinted my eyes and it was windy my eyes would stay like this forever— Jeanne
- I used to beleive if i crossed my eyes they'd stay like that.. haha— L Bennett
- If you cross your eyes, they will get stuck like that.Anon