When we were little my little brother believed that ages went from old to young. His favorite thing to say was " When I was 16 I drove a car...." it was the funniest thing in the world.
A childhood belief about getting older

others believed things like this
- My brother believed that bacon(his favorite food) was from horses. — Jenn
- I believed for years that the sun and moon were the same thing - it just glowed more in the day :)— Deb
- I believed the sun and the moon were the same thing, just rotated to change from day to night.— Daniel
- I once believed that if I wore my Halloween costume to bed, I'd wake up as the actual thing.— Sarah
- I used to believe that I was the only person in the entire world who knew about my favorite ratio station.— Gillian
- When I was five, I believed God was big as a tree, a tree being the biggest thing I could convieve of.
— Chris