I thought people who used sign language had to spell out words one letter at a time using their entire bodies, like in the dance to the YMCA song.
A childhood belief about speaking

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 that all four-letter words are bad words.Anon
- The Chinese language just had three words: ching, chang, and chong.— MD Caruso
- I used to believe that foreigners' ears translated English words to their own languageAnon
- I used to think that the chorus of "mountain song" by jane's addiction was in a different language— nothing'sshocking
- I used to believe that, no matter what language other people spoke, that everyone thought in EnglishAnon