We now live in a world where the most valuable skill you can sell is knowledge. Revolutions in technology and communication have created an entire economy of high-tech, high-wage jobs that can be located anywhere there's an internet connection. And today, a child in Chicago is not only competing for jobs with one in Boston, but thousands more in Bangalore and Beijing who are being educated longer and better than ever before.

If you look at the current Mosul campaign against ISIL, for example the few thousand troops that we have there to support that effort allows the Iraqi military to move forward in an effective way.

n case you missed it, this week, there was a tragedy in Kansas. Ten thousand people died - an entire town destroyed.

I actually believe that we need missile defense, because of Iran and North Korea and the potential for them to obtain or to launch nuclear weapons, but I also believe that, when we are only spending a few hundred million dollars on nuclear proliferation, then we're making a mistake.

Our focus on the investigation is really wide-ranging. And we can't limit it to just one point in time.

When this crisis began, crucial decisions about what would happen to some of the world's biggest companies - companies employing tens of thousands of people and holding trillions of dollars in assets - took place in hurried discussions in the middle of the night. We should not be forced to choose between allowing a company to fall into a rapid and chaotic dissolution or forcing taxpayers to foot the bill.

If we’re going to have arguments, let’s have arguments — but let’s make them debates worthy of this body and worthy of this country.