i used to think that it was a law that people with the same color hair had to get married to in order to ensure that their children had the right color hair. this was corroborated that both i and my parents have dark brown hair. i was very confused when a friend of mine had dark hair but his mother was a blonde.
A childhood belief about marriage

others believed things like this
- I used to believe that you could naturally have dark hair with blonde streaks.Anon
- I was born brunette with brown eyes and dark hair, i thought people with blue eyes, had water in them.Anon
- I used to think that everybody's hair was black and if you had blond hair, you dyed your hair.— ~_~CoolKid93_~_
- When I was little, I thought dying your hair would give you the color AND hairstyle displayed on the box. Anon
- I used to think that blue was a natural hair color but it as very rare, even rarer than ginger.Anon
- I used to hold my hand over my hair whenever i left the house and it was windy incase my hair blew away— lisa