A long, long time ago, I used to think that sex was when the man beat up the woman. All those noises are not easily explained to a 3 year old.
A childhood belief about sex

others believed things like this
- I thought that a woman got pregnant kind of like catching a cold, by being around her husband for a long time.— No Name
- My parents told me I was found under a gooseberry bush which I thought odd for a long long time.— Kate
- I thought that 1983 went on for 3 years - had to ask my sister who decided how long a year lasted.— Sally
- When I was in elementary school I use to think that teacher lived at school at their desks all year long.Anon
- I used to think a female daddy-long-legs was called a "mummy-long-legs".Anon
- For a long time I believed it was impossible to have sex unless the man was on the top. Anon