I used to think that the ocean was salty because of the boston tea party, and that the tea never got washed out and spread to the entire ocean.
Apparently I thought that the ocean was freshwater before this.
I guess it never occured to me why tea would make water salty instead of tea-like.
A childhood belief about water

others believed things like this
- I used to believe I had a guardian angel named Salty... Salty because I didn't know if it was a boy or a girlAnon
- I used to think that the song "My Bonnie Lies Over the Ocean" was really "My Body Lies Over the Ocean."Anon
- i used to believe that the water in the ocean went away a night......then came back in the morning.— Beverly
- I used to think that pickles grew naturally in the sea, and that's why the water in the jar was so salty.Anon
- I remember being scared of the ocean for a while as a little kid. I thought lobsters would pinch my toes.— Flipper
- I used to believe that somebody turned the ocean waves off at night.— David