Patience and a positive attitude goes a long way when you have a chronic illness. It is too easy to let self-pity and depression take hold. This make you miserable. Studies show that a sense of happiness and hopefulness can improve your health. It can help you tolerate pain better, help you accomplish your goals easier, and improve the aging process. (http://www.psychologytoday.com/blog/pressure-proof/201303/5-ways-hope-impacts-health-happiness).