I used to believe that blind people could drive, because their dogs could bark at the traffic lights. I stopped thinking this when I found out that dogs were color blind, and couldn't tell one light from another...
A childhood belief about traffic lights

others believed things like this
- I used to believe when dogs bark and cat meow they are talking to each other— frogg gurl
- I used to believe that blind dates were dates for people who were blind.Anon
- i thought hot dogs were made from real dogs and sum tasted good sum didnt.— Wayne
- Thanks to the movie "Annie", I thought hot dogs were made from real dogs. — Katie
- my sister used to believe that glasses were for blind people.— Lauren
- I used to think that blind people always had their eyes closed.Anon