When I was younger I used to belive that the price for a gallon of gas for your car was the price to fill your own tank. And every time someone would say that the price is expensive I thought that it was really cheap.
A childhood belief about cars

others believed things like this
- I used to think that the TV show "Shark Tank" involved actual sharks in a tank.Anon
- when i was younger i thought ac/dc's dirty deeds (done dirt cheap), was dirty knees and the thunder cheeks.— S
- I thought braces were made out of precious metals and that's why they were so expensive!— Sp' Iyulgar
- I thought the name Phillip was actually spelled "Fill Up"— Natasha H
- When I was younger, I used to belive, that tile joints were a smoking drugs...— Anaëlle
- I thought when you get married you have to fill out a form to get a baby and then you get one.— Danielle