When I was little, my brother would always say to me "You're sttttt....upendous!!" I would get so upset because I thought stupendous meant stupid, so I would always tell on him, and my mum would just go "So?"
A childhood belief about speaking

others believed things like this
- I used to think that an imbecile was some type of seal, before knowing that it meant someone stupid.Anon
- My brother used to tell me if I picked my nose I would become more stupid because bogey were brain cellsAnon
- When the Queen Mother died when I was quite upset because I thought royalty did not die.— Carrie
- I thought that my parents chose my cousins, and was upset when my mother wouldn't let me add one.Anon
- I thought Santa was the President of the North Pole. It was stupid I know
lol— Lynn Wright - As a kid I thought dogs stupid but funny and that cats were evil demons. — Gemini