The line is long, and for an hour I don’t stop moving. First a spoonful of beans on the plate, then a squirt of ketchup and mustard on each hamburger. Everyone is patient and polite. Some look me in the eye, and smile, or make a quick joke. Some look at the floor and seem to have trouble forming words. One man in a polo shirt asks my name, tells me his, and when he returns for seconds he says, “Thank you, Hilary.”… The post The Surprising Ways Helping Others Can Improve Your Health ap...