Difficulty arises in almost every perspective of life. From career to achieving personal goals to dealing with difficult people, assertiveness will pay more than you can ever fathom. Thomas Salzano, a New Jersey based hairstylist says he too gets to work with really difficult clients every now and then. He says the key lies in channeling your mind towards assertiveness. He says taking charge of the situation with a calm and composed mind is what works wonders, and not aggression.