The toddler must say no in order to find out who she is. The adolescent says no to assert who she is not.
I think retirement's for old people. I'm still in the business, thank you. I have a young child of nine years old, and I want to live as long as I can to see him grow up. I'm enjoying my life and I want to stick around for as long as I can.
I think that former leaders are best seen occasionally and not too often heard - particularly on the subject of their successors!