how great this tandem is going to be as you read the book. >> i think it's a theme that we found throughout, throughout the book. even the songs of protest, there was always hope involved. >> the fruits of our pain, that's about hope. >> we should overcome. >> we shall overcome. we go through all the pushes and ulg s and inflexion points of our country. and you realize, look, we're still pretty great. we had issues all the way along and we will continue to have issues. in order to form a more perfect union means we're always working there. >> there is a wonderful definition of the blues by ralph