Why We Shut People Out, and What to Do Instead

Why do we often see the world as "us" vs. "them"? And though it helps quiet our fears, what should we do about this unhelpful, often-damaging instinct? Harvard Psychiatrist and Zen priest Robert Waldinger, director of the longest study on health and happiness, explains why we are natural wall-builders, but actually less safe when we label people instead of relating to them. Read on for useful wall-breaking advice.