I had a chance to talk with President [Vladimir] Putin and he clearly said to me very directly, "I will think about that. I will think about this challenge of how we win." Look, this is not easy for Putin. Everybody says, "Oh, Putin's made a big move." Well, Putin is [in Syria] now; and if he wants to fight ISIL alone, that's a challenge, folks.

The best way to begin genuine bipartisanship to make America stronger is to work together on the real crises facing our country, not to manufacture an artificial crisis to serve a special interest agenda out of touch with the needs of Americans.

You can lead a horse to water, but you can't make it drink.

Violence has to end. And Israelis have a bright to defend themselves against any violence that is attacking innocent people with a knife in the old city in Jerusalem or elsewhere. No country should be under siege like that.

I can tell you, Massachusetts, fastest growing sector of our economy is clean energy and energy efficiency companies. And they're growing faster than any other sector.

It's one thing to be certain, but you can be certain and you can be wrong.

If we can't have a serious conversation without politicizing it on cable TV and making it a scoring point for one day, we're in trouble.