Russia committed an act of aggression in Ukraine, and that's the first time since 1945 a European country has seized the territory of another European country. That's serious business. They started a war with their neighbor. Their troops as well as the separatists funded and controlled by Russia are killing people just about every day.

I think, Russia is pushing against the West in general, not just the United States but the institutions of the West, the key governments in the West using a variety of tools, as well as military assault on Ukraine.

We`re a little bit low in the 1970s, right, post-Vietnam, Watergate era, malaise, all that, but this is more like the 1930s where the very notion of liberal democracy is being questioned, and that is disturbing.

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

Republicans - Reagan but also George W. Bush - believed in freedom, and they believed in America's role. To have the governing party speak in terms of a zero-sum world, or speak in terms of America's purpose as no more than grabbing the largest share possible in the short run, goes against our foreign policy tradition that goes back to 1900, really.

Russia committed an act of aggression in Ukraine, and that's the first time since 1945 a European country has seized the territory of another European country. That's serious business. They started a war with their neighbor. Their troops as well as the separatists funded and controlled by Russia are killing people just about every day.

ISIS is the near-term threat, and that the longer - or the mid-term challenge is managing the rise of China. There's some evidence that that's the thinking of the [Donald Trump] administration. That's a perfectly reasonable approach. Well, if that's the case, then you surely want to have a united West to deal with both, and you want to have Russia alongside, but maybe not this Russia while it's busy trying to undermine your chief asset, which is a united West.