When I was little, I thought that a road bearing a "No Exit" sign meant that, once you'd entered the road, you weren't allowed to leave. As we once lived on such a street, I wondered how Dad could drive in and out every day.
A childhood belief about road signs

others believed things like this
- i always thought that a DEAD END sign
as where they put all the road kill.
— pav - I thought you were supposed to drive down the center of the road.— Cassiopeia
- I used to believe the "Yield" from the road sign was somebody's name.— julia
- I used to think that we were breaking a law every time my mom passed a "Do Not Pass" sign on the road. — Kyra
- i used to think that the road sign "dangerous" was actually "dang-er-roos" a kind of bouncy marsupial— owen cash
- I thought that the "don't walk" sign at crosswalks meant to run across the street as quickly as possible!— richard