I think he enjoys being "the old guy" and challenging the younger coaches to keep up.
Just wish he hadn't said it in such an egocentric manner.
Like I said earlier this week, not everyone can do comedy.
I almost get the sense that after so much attention was paid to his "chewing" of Kiffin and his negative attitude in the press conference he was trying to show his lighter side, convince everyone he's not an old crank.