I used to believe that when people said "(such and such) is on the house" I thought it meant that it was so expensive you'd have sell your house to afford it.
A childhood belief about speaking

others believed things like this
- I used to believe that when you moved house you swapped house with the person moving into your old house.Anon
- WHEN I WAS FIVE I THOUGHT DEAD PEOPLE
JUST GOT THRONE IN THE BIN AT THERE HOUSE.— JESSELEE GWYNNE (VICTORA) - when i was young i believed that when u moved house the house would come with you !!!
just like a turtleAnon - The Whit house down the street was the real "White House". — SG
- I used to think being on holiday meant that you were moving house temporarily, like with a change of address.Anon
- I used to believe that if you opened up an umbrella inside your house that the whole house would fly awayAnon