I used to think that adultery was illegal (because it was one of the commandments). One day I found out that my next door neighbours had moved because she had had an affair. I discovered that it wasn't illegal when I asked my sister if she would come with me to visit our neighbour in jail.
A childhood belief about criminals

others believed things like this
- I used to think that Legal and Illegal meant the same thing (illegal)— Dhruv
- I used to think that it was illegal to get married before the age of 30.Anon
- I used to believe that when the streetlights came on it was illegal for children to be outside.Anon
- I thought driving while having to pee was illegal.Anon
- I used to believe that yodeling was illegal in certain countries.Anon
- I used to think it was illegal to eat spaghetti if you were not Italian— Anthony