I have a phobia of butterflies to this day (I'm almost thirty) because my mom once said that they had a fine powder on their wings that would turn you blind.
A childhood belief about general

others believed things like this
- I used to believe that dandelions roared, and butterflies had butter on their wings.— Adam
- I thought buffalo wings were wings from a buffalo, for years I looked for their wingsAnon
- I used to believe that if you ate enough chicken wings, you'd sprout wings and be able to fly.Anon
- I used to believe that butterflies would eat your nose.— Kate G.
- I used to think that butterflies made butter— Christophe R.
- I used to think butterflies were made of butter.Anon