Mark Ruffalo and Murray talk about the word "Empathy". If you're watching videos with your preschooler and would like to do so in a safe, child-friendly environment, please join us at http://www.sesamestreet.org Sesame Street is a production of Sesame Workshop, a nonprofit educational organization which also produces Pinky Dinky Doo, The Electric Company, and other programs for children around the world.