Innumerable feelings—unpleasant like anger, and pleasant too—serve a social purpose, and consequently provide a survival benefit: the wish and urge to laugh, the smile that comes over everyone's face seeing a newborn baby, the desire to give somebody a hug. read more
The purpose of anger is to help motivate decision making QUICKLY, and also to REDUCE options in decision making, or STOP further detraction from an ideal situation. The mind senses a threat in a form of things going in a direction AWAY from the ideal, caused by something or someone (whatever they lay the blame on). read more
But if you’re using your anger to destroy the boundaries and the self-image of others, you haven’t learned the true strength and purpose of anger. Sorry. Learning how to channel your anger will help you create and define an honorable and healthy sense of self — for everyone. read more
Asking the 'evolutionary purpose' of anger is a bit like asking the 'evolutionary purpose' of the spinal cord. Both are an integral parts of being a vertebrate. These responses will be trimmed, molded and elaborated to the needs of an intelligent social animal, but, contrary to Evo Psychology, there need not be a nice adaptationist story for every single feature of our behavior. read more