than 3 million people to copacabana beach at rio de janeiro, a grueling eight-day schedule. then on the plane on the way back, he comes back and does this 1 hour and 20 minute, totally unscripted, impromptu press conference with those of us traveling with him. by the way, i say about that flight, the seats were uncomfortable and the food was mediocre, but the inflight entertainment was spectacular, because when you cover the vatican, you dream of stuff like that. anyway, at the end of all that, i assumed he would go back up and collapse. six hours later i was talking to one of the vatican officials who was up in the front compartment with the pope who said, no, he's actually going around to every one of us to do impromptu business meetings on the plane, you know, to find out what we're up to and to move the ball on the things he cares about. so, he, too, has this remarkable reservoir of energy that we have to believe, delia, is grounded also in his spirituality and his life of prayer. >> absolutely. and we should mention that they're moving into the second