When’s the last time you actually looked up from your phone or your grocery cart, looked a stranger in the eye, and struck up a conversation? Some people fear that moment, while others hate engaging with people they don't know. Journalist Joe Keohane has a message for both sets of people—just do it. Keohane says talking with strangers can make you happier, smarter, and more interesting. His new book is “The Power of Strangers: The Benefits of Connecting in a Suspicious World.” (Segment produced by Aubrey Johnson)
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