What is applicable is to understand that first of all China has undergone a huge revolution in the last years. Anyone who saw China as I did in 1971 - and for that matter even in 1979, because not much had changed between 1971 and 1979 - and sees China today, knows one is in a different economic system.

It is not a matter of what is true that counts, but a matter of what is perceived to be true.

With respect to the relationship between nuclear weapons and the advent of détente, one has to consider two things. One, the nature of nuclear weapons in themselves, and secondly, the advent of nuclear parity.

The members of the Islamic Staye have cut the throat of an American on television. This is an insult to the United States, which requires that we demonstrate that this is not an act that is free. I would strongly favor a strong attack on ISIS for a period that is related to the murder of the American.

What is applicable is to understand that first of all China has undergone a huge revolution in the last years. Anyone who saw China as I did in 1971 - and for that matter even in 1979, because not much had changed between 1971 and 1979 - and sees China today, knows one is in a different economic system.

Realism in foreign policy is made up of a clear set of values, since difficult foreign policy decisions are often decided with the narrowest of majorities. Without any sense of what is right and wrong, one would drown in a flood of difficult and pragmatic decisions.

Withdrawal of US troops will become like salted peanuts to the American public: The more US troops come home, the more will be demanded.