university trustees of our university who are present here, as well as our presidents emeritus, lloyd elliott and steven joel tractenburg. above all i'm delighted to welcome the more than 1,000 students who successfully competed in this year's cgiu. as the president mentioned you come from some 82 countries, all 50 states of this united states. you represent some 300 colleges and universities. now, president clinton was very kind to mention the fact that the founding vision of our university goes all the way back to our namesake, who dreamed of university in our nation's capital that would educate the citizen leaders of the very new nation he helped to found. and we have preserved that mission except that now instead of training citizen leaders just for our nation, we educate citizen leaders for the world, and at the core of that mission is a commitment to service. it's reflected in the way two years ago first lady michelle obama challenged us to perform 100,000 hours of service during the course of an academic year, we greatly exceeded that. so she spoke at our commencement. for the third ye