When I was 8, my brother told me that if I cried too much, I'd get conjuntivitis. It took me until I was 16, and had a real bout of conjuntivitis to realise he was full of it.
A childhood belief about eyes

others believed things like this
- My brother used to believe when our dog was getting fat that she was going to pop. He Cried!— A very Ashamed Brother
- My mum told me and my brother that we were adopted and that our real mothers were witches. Thanks mum.Anon
- My brother used to say, "Hail Mary, Full of Grapes..."Anon
- i used to believe cotton candy was real cotton after going to chuckie cheese and my brother told me— jennifer
- When I was 'bout 4, I used to believe that
people with mullets were "in- betweeners" as in not boy nor gurl.— Kristen - My sister told me that if you had sweetcorn in your poo, you had six months to live! I cried for weeks — Billy