Kailash Satyarthi: How to make peace? Get angry

How did a young man born into a high caste in India come to free 83,000 children from slavery? Nobel Peace Prize Laureate Kailash Satyarthi offers a surprising piece of advice to anyone who wants to change the world for the better: Get angry at injustice. In this powerful talk, he shows how a lifetime of peace-making sprang from a lifetime of outrage.