politician, get elected to office, and try to make things better. wouldn't you agree? >> okay. well, wolf, you'll have to be my campaign manager then. >> i don't know if i'm any good at that. i'm just saying if your goal is to improve the world, that would be one way of doing it especially if you are retiring as a pediatric neuro surgeon. i know you've had an outstanding career at john hopkins university. all of us who are graduates of john hopkins, and i am as you know, we've always been very proud of your accomplishments over these years. >> we are so proud of you too. believe me. >> thank you very much. all of us who know your background and you spoke to the president directly at that prayer breakfast, he was sitting right next to you and you told that story and it is an amazing story. i guess i'll leave you with this thought. those of us who have known of your spectacular work as a pediatric neuro surgeon and what you've done at john hopkins university and elsewhere saving lives over the years, i guess i've been a little surprised to see how assertive you've become