My brother used to have a bright red birthmark on his back but as he got older it began to fade a bit. I was convinced that they washed off over time and mine had been washed off earlier since I was older. I then proceeded to go at his back with a scrub brush every time he had a bath.
A childhood belief about general

others believed things like this
- Washable markers could actually be washed off of paperAnon
- I never used to take shower after going to the beach, because i thought that tans washed off right away.Anon
- I used to think that when you get older you could go back and redo things. — cobra
- I always wondered why shepherds washed their socks by night. (correct lyric: watched their flocks)— MaggieNJ
- My cousic used to think he was older than me because his birthday was in June and mine was in December.— //**...Ethan...**\\
- a friend of my little sister's had 4 older brothers, so she thought that when you got older you grew a penis!Anon