that how we treat one another, that's entirely up to us. [ applause ] and i believe that for all our imperfections, we are full of decency and goodness and that the forces that divide us are not as strong as those that unite us. that's what i believe in part because that's what a child like christina taylor green believed. [ applause ] may god bless and keep those we've lost and rest full in eternal peace. may he love and watch over the survivors. and may he bless the united states of america. [ applause ] >> president obama, a rousing speech in front of a capacity