Resentment is the ‘number one’ offender. It destroys more alcoholics than anything else. From it stem all forms of spiritual disease, for we have been not only mentally and physically ill, we have been spiritually sick.
The Big Book identifies resentment as the primary destructive force in alcoholism, the fountainhead of spiritual disease that must be systematically inventoried and discharged.
, Alcoholics Anonymous, Fourth Edition The Official ‘Big, 2001thesis