I'm the middle child of three, and when I was little my Dad told me that they'd had three children because every fourth child born in the world is Chinese, and they'd only wanted English children. I believed him for years.
A childhood belief about nationalities

others believed things like this
- When I was a child I used to believe children were being brought by stork.— Matteo
- I used to think that 'Child Locking' only worked on children and that older people could still open the door.— Anonymous Whistleblower
- I was convinced that children weren't humans, only adults were, children were a total different race!— Leda
- I used to think Kenny Rogers had 400 children and a crop in the field. Rather than 4 hungry children.Anon
- I used to believe untill I was five that all adults are born like that and all little children stay little— Igor
- My daddy used to think that there was a children-police that killed children who was bad— jonnie