A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
You have to have the service mentality in the sense that you subjugate your own ego, and you subjugate a large part of your own life to really helping other people, being successful on their behalf.
If you look back at the 1960's in the United States, and if you think that more good was done than harm, you are probably a Democrat. If you think that more harm was done than good, then you're probably a Republican.
When I first came to Washington in the 1960s, even at the height of the Vietnam War, until the end there in '68 there was a certain climate of cooperation. And then in the late sixties and in through the seventies, politics began getting more mean. And then from the eighties on it seemed to be institutionalized, this personal attack business. And I just hate it.
No one who has lived through the second half of the 20th century could possibly be blind to the enormous impact of exchange programs on the future of countries.
The world has never truly had to develop an ethic of interdependence rooted in our common humanity. And if we do it, the 21st century will be the most interesting, exciting, peaceful era in history.