story: When I was little I used to chew my fingernails as a habit. My mom told me if I continued doing this it would make me really fat. Her plan worked, as my fear of getting huge stopped my nasty habit. Well, one day we saw our neighbor in the store, being quite pregnant. I pointed at her belly, saying I knew what she had been doing!
 selected sentence: When I was little I used to chew my fingernails as a habit.
I chew my fingernails as a habit >Causes> My mom feel(s) worried