In my particular case foreign policy happens to be my hobby, my consuming interest. I had spent decades studying it.

The real distinction is between those who adapt their purposes to reality and those who seek to mold reality in the light of their purposes.

I have always expressed respect for those people who make public declarations.

You should not go to war for the privilege of withdrawal. You need to define your objective and the outcome, and it cannot be the removal of one man.

It is, after all, the responsibility of the expert to operate the familiar and that of the leader to transcend it.

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.

If it's going to come out eventually, better have it come out immediately.