Last Tuesday, September 21st, was World Peace Day. You may have hear about Peace One Day, an audacious idea that all war could cease for one day. Young people often feel powerless to make a difference, but when given the tools to communicate, their messages can cause adults to pause and think. But are these messages too simple? After all, they are only a few words. Is this what the world needs to hear–and do? What do you think?