As far as the job of President goes, its rewarding and I've given before this group the definition of happiness for the Greeks. I'll define it again: the full use of your powers along lines of excellence. I find, therefore, that the Presidency provides some happiness.
John F. KennedyWe must create world-wide law and law enforcement as we outlaw world-wide war and weapon
John F. KennedyWhile we cannot guarantee that we shall one day be first, we can guarantee that any failure to make this effort will make us last.
John F. KennedyWith all of the history of war, and the human race's history unfortunately has been a good deal more war than peace, with nuclear weapons distributed all through the world, and available, and the strong reluctance of any people to accept defeat, I see the possibility in the 1970's of the President of the United States having to face a world in which 15 or 20 or 25 nations may have these weapons.
John F. Kennedy