A hotel manager in Bangalore realized he wanted more purpose in his life, and decided to quit his job to take care of homeless and mentally ill people in his community—cooking them food every day, feeding them, bathing them, and showing them that someone cares, even though as a Brahmin he's supposed to stay away from them.
This video's a couple of years old but totally touching. "What's the ultimate purpose of life?" the man asks. "It's to give."