I used to bite my nails when I was a child but my brother told me if kept doing that, I couldn't play the guitar because nobody could learn how to play it withouht long nails on the right hand.That's how I stopped this bad habit. Thanks to my older brother. :)
A childhood belief about biting my nails

others believed things like this
- If you bite your nails, a hand will grow in your stomach.— Miss Laura
- when i was little my sister told me that when i bite my nails it would cut through my skin and i would die! — nn
- when i was 6 my mom told me that if you bit your nails a hand would grow in your stomachAnon
- my brother used to think a serial killer was someone that put nails and stuff in your cereal. lol :)Anon
- I used to believe that if I bit my finger nails, a hand would grow in my stomach. Anon
- I beleived that if i bit my fingers then the nails in my stomach would soon form a hand and rip up my insides!— Amanda T.