Krista Tippett is a Peabody Award-winning broadcaster and New York Times bestselling author. In 2014, she received the National Humanities Medal at the White House. She is the host & executive producer of "On Being," a social enterprise with a radio show at its heart. We talk about why following your dream may not be the most important thing, why movements are local & particular, and why her latest book, "Becoming Wise" is striking a chord with a generation.