When I was a child in the late 80's and early 90's, blue eyeshadow was wildly popular in my area. So, I thought that when a girl grew up, her eyelids would naturally take on a light bluish tinge.
A childhood belief about getting older

others believed things like this
- I used to think eyeshadow protected your eyes from the sun somehow.Anon
- I used to think that pickles grew naturally in the sea, and that's why the water in the jar was so salty.Anon
- that the green traffic light turned blue when it was off— Kriket Evens
- When a "mean girl" in early grade school asked me if I was a virgin I answered "no I am catholic."— Hilary
- I used to believe that if I pushed down on my upper eyelids too much, my eyes would pop out.— I Still Don't Touch My Eyelids
- When i was very small i used to beleive that your eyelids would freeze if you let the wind get into them.— Wind girl