I used to think "an armed person" meant a person without any arms. I grew up during the Vietnam War and so there was a lot of news about "armed camps." I imagined children with hooks standing around the campfire and playing games. (Naturally, crime reports on the news about "armed robbers" and gave me equally vivid mental pictures.
A childhood belief about appearance

others believed things like this
- I thought for the longest time that a No Standing traffic sign meant no person should stand near that sign.— Shannon
- I used to believe when a person was convicted of a crime and sent to prison, his lawyer went to prison, too.— Tara
- when i was little, i thought that a con artist was a person that painted pictures of people commiting crimes— kimkim
- I used to believe that having children could only happen after a wedding with the person you are married to.Anon
- I used to think God and Jesus were the same person. And I grew up Catholic.— Jackie Mullinix/st louis
- i used to believe that when a person moved away, they switched houses with the person that bought their house— alli