" Higher levels of hope have been shown to help people deal successfully with pain and some forms of illness.13 Optimistic people live longer and have fewer illnesses.14 Spiritually minded people cope better with loss and illness.15 Depression is a risk factor for heart disease and may predict who will leave the hospital alive after a heart attack.16 A recent study showed that depressed people are at significantly greater risk of a stroke.17 "

― Fred Luskin , Forgive for Good: A Proven Prescription for Health and Happiness