No great power is ever satisfied with its sphere of influence. They never are.

Putinsim is not necessarily the end state for Russia. Russia has moved in many directions since the early 1980s.

9/11 was a genuine trauma, and President George W. Bush rallied the country. I think the Iraq war was ill-considered, but there - it was done in the wake of a national trauma. And that the errors made under such circumstances are different than errors made in the cold.

Nationalism is like cheap alcohol. First it makes you drunk, then it makes you blind, then it kills you.

Nothing can be taken for granted and this great achievement is now under assault by Russia. But what we did in my time is no less honorable. It is for the present generation to defend.

We have a deep sense of American equality and opportunity, and that informs the way in which we brought our American power to the world, because we thought that other nations were entitled to that same opportunity in a rules-based system.

Sanctions are a strong and agreed element of the West's response to Russia's aggression. It is puzzling to me that there is so much skepticism about the sanctions. I don't understand it.