...there is an optimal balance, depending on the manner of man's life, between the density of human population and the tolerances of nature. This balance, in the case of the United States would seem to me to have been surpassed when the American population reached, at a very maximum, two hundred million people, and perhaps a good deal less.

Anyone who has ever studied the history of American diplomacy, especially military diplomacy, knows that you might start in a war with certain things on your mind as a purpose of what you are doing, but in the end, you found yourself fighting for entirely different things that you had never thought of before. In other words, war has a momentum of its own and it carries you away from all thoughtful intentions when you get into it. Today, if we went into Iraq, like the president would like us to do, you know where you begin. You never know where you are going to end.

War has a momentum of its own and it carries you away from all thoughtful intentions when you get into it. Today, if we went into Iraq, like the president would like us to do, you know where you begin. You never know where you are going to end.

The jealous and intolerant eye of the Kremlin can distinguish, in the end, only vassals and enemies, and the neighbors of Russia, if they do not wish to be one, must reconcile themselves to being the other.

Instruments of coercion, once created, have a tendency to find their own natural masters.

This is a big world. Billions - rapidly increasing billions - of people live outside our borders. Obviously, a great number of them, being much poorer than they think most of us are, look enviously over those borders and would like, if they could, to come here.

A guest of one's time and not a member of the household.