We all have something we do to bring comfort to ourselves; according to Alisa Apps she sucks her thumb, what is yours? I twist my hair and when I am tired or nervous I do it more. When I was little I had such a bad habit of twisting my hair that I would twist it in knots and that landed me in the barber chair more than once getting my long hair cut to my ears to get the knots out. Now I just use a lot of conditioner.