I used to believe that when you grew up, you became the opposite gender of what you were when you were a kid. I thought my mom started out as a boy and my dad started out as a girl. I became very mad when I thought I was going to become a girl when I grew up!
A childhood belief about getting older

others believed things like this
- When I was a little girl I used to believe that when I grew up I'd turn into a man.— Jessica
- when asked what i would like to be when i grew up, as a girl of about 5, i answered "a horsey".Anon
- My dream was to be a dad when I grew up, which would provew to be difficult seeing as i am a girl.Anon
- When i was younger i thougth that when you grew up you could decide whether you wanted to be a girl or a boy. Anon
- I remember a girl in my kindergarten class told me she wanted to be a waterfall when she grew up.Anon
- i used to believe that everyone was born as the opposite sex, and that you changed when you started school.— llama