This episode, TED speakers uncover surprising realities about violence. Sascha Burkard/iStockphoto hide caption

itoggle caption Sascha Burkard/iStockphoto

The Violence Within Us

Violence and brutality are grim realities of life. In this hour, TED speakers explore the sinister side of human nature, and whether we're all capable of violence.

Friday

"Those early experiences are very powerful and can be very determinative that you end up developing an image of yourself, and image of what your strengths are, an image of your weaknesses, an image of the ways in which the world is going to limit you." — Andrew Solomon iStock hide caption

itoggle caption iStock

Friday

"I think there's something natural to us about physical competition. It's such a direct and pure way to measure achievement" — David Epstein iStockphoto hide caption

itoggle caption iStockphoto