 He acknowledged his age and he said that wasn't going to stand in the way of the job he knows he is meant to do. Take a listen. I don't walk as easy as I used to. I don't speak as smoothly as I used to. I don't debate as well as I used to. But I know what I do know. I know how to tell the truth. I know like millions of Americans know. When you get knocked down, you get back up.