I believe -- and certainly from everything I've been told about him -- that he's an honorable enough man so that he will carry out his assignment with ability and with care.

The essence of this man [Richard M. Nixon] is loneliness.

Donald Rumsfeld is the most ruthless man I have ever met… and I mean that as a compliment.

I think that America's recovery of a global strategic view is an absolutely essential element of our foreign policy.

Donald Trump is a phenomenon that foreign countries haven't seen. So it is a shocking experience to them that he came in to office.

I don't see the wisdom in modern politicians that I once saw in men like Dean Acheson, David Bruce, or George Marshall. In my day, the northeastern establishment dominated foreign policy formulation, but the composition and distribution of our population is very different today.