Karen Armstrong: This Former Nun's Source of 'Terrible Shame'
Description:Karen Armstrong is an acclaimed religious author, prestigious Ted Prize winner and one of the world's foremost religious scholars -- not to mention a former nun. At just 17, Karen began her religious journey and became a Catholic nun, but life at the convent turned out to be much different from what Karen expected. Watch Karen confess the struggle she experienced in the convent, causing her to experience "terrible shame."(1:58)