As I child, I somehow got the idea that "bellow" meant manure. I began to find out otherwise when one time I baffled some people by saying, "Oops, I stepped in some cow bellow!"
A childhood belief about speaking

others believed things like this
- When i was child, i used to believe i can fly, but i had to find the "formula" for realize it— Magic. W.
- I used to think being engaged meant being in jail. I have no idea how I came to that conclusion.— CNB
- i used to believe that sex meant love and that having sex meant the two people would live happily ever after.— amy
- Follow me and I will make you vicious old men.....OOPS that was really fishers of men— oddsox
- I used to believe that if you stepped on a mushroom it would rain. Anon
- When I was a kid, I used to believe that if I stepped on a bug, it would step on me in the other world.— classroom 43