When I was younger, I wasn't aware of the thrusting part of sex or the orgasm. I used to think the man just put his penis in the woman's vagina and let it stay for as long as they wanted.
A childhood belief about sex

others believed things like this
- i used to believe that if you have sex for too long, the penis would stay in your vagina— Angela
- i used to believe that a penis was the same as a vagina except really long— *stupid*
- i used to think that having sex was licking the persons vagina or penis until u got tiredAnon
- My sister just recently realized that the lyric "more than a woman" wasn't 4 letter woman!— Anne
- I used to believe if you stayed in water too long your skin would get really wrinkled and stay that way.Anon
- i used to think when you had an orgasm you were giving birth— splooger