Until I was 13, I thought missionary position was impossible in real life as it would hurt the girl being under a man. Imagine my surprise.
A childhood belief about sex

others believed things like this
- I used to believe cartoons where real people. You can imagine how that went... — Emma
- I thought cartoons were for kids and "real-life programs" for adults.— Ichigo
- I thought there was some video games so hard that if you died on them you also died in real life!— Kakuri
- I thought it was impossible for anyone to lift more than their own body weight. Just seemed to make sense..— Xenomorph
- In my childhood I used to think that all the superheroes I saw on television existed in real life— Cris
- I use to beliee that if someone got shot or lost a limb in a movie they actually did in real life. Anon