When I was young, I'd try to make my mother laugh by telling her jokes. She'd usually roll her eyes and remark dryly, "That's hilarious." So for many years, I believed that "hilarious" meant "not very funny."
A childhood belief about speaking

others believed things like this
- I thought the expression "so funny I forgot to laugh" was literal instead of sarcastic— Not so funny after all
- when I was young I used to believe if I squinted my eyes and it was windy my eyes would stay like this forever— Jeanne
- My Mother used to tell me only the good die young and I would live to be 100+ years old because I was bad.— William
- When I was young, I believed that because my mother was born in New Mexico, that I was part Mexican.Anon
- i used to believe the news readers on TV could see us and i'd make funny faces to try to "distract" themAnon
- When I was a child I used to believe that stand up pianos actually told jokes as well as playing music.— L MAN