The art of good foreign policy is to understand and to take into consideration the values of a society, to realize them at the outer limit of the possible.

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.

A bluff taken seriously is more useful than a serious threat interpreted as a bluff.

Countries do not assume burdens because it is fair, only because it is necessary.

In the short term, it would not have made it possible to resume relations, because in the Chinese mind, the humiliation of China started with the annexation of Taiwan by Japan. If the United States had suddenly declared Taiwan as a separate state - for which we would have had no support among other nations - the consequences would have been giving up our relationship with China and committing ourselves to a long-term conflict with China.

We must learn to distinguish morality from moralizing.

John Paul II was one of the greatest men of the last century. Perhaps the greatest.