My brother used to believe that dried out boogers were actually "paving" the inside of your nose.
A childhood belief about picking my nose

others believed things like this
- I used to think there were little booger factories in your nose that made boogers.— Melith
- One day i told my mom that i wouldnt pick my nose until the boogers made it look like i was a walrus— Lotta Thang
- Boogers came from magical booger fairies that mined them over night and put them in your nose in the morning.— Vivian
- I used to believe that if I ate my boogers, the Boogy Man would grow inside of me.— Brianne
- that the bears which live in the cracks between paving stones are Russian— jonah fonder
- that there was a sharp toothed snail inside my nose, waiting to bite my finger off— diana