One of the great qualities of Chancellor Merkel is that she is steady. She analyzes a situation. She's honest. Sometimes we've had disagreements, but when we do, it's very constructive. And we are consistently open with each other about how we should approach these issues.

In the wake of 9/11, my meetings with Arab and Pakistani Americans, for example, have a more urgent quality, for the stories of detentions and FBI questioning and hard stares from neighbors have shaken their sense of security and belonging. They have been reminded that the history of immigration in this country has a dark underbelly; they need specific reassurances that their citizenship really means something, that America has learned the right lessons from the Japanese internments during World War II, and that I will stand with them should the political winds shift in an ugly direction.

I haven't been sorting through each and every aspect of this. Here's what I know: Hillary Clinton was an outstanding Secretary of State. She would never intentionally put America in any kind of jeopardy.' Mr. Wallace pressed further on the jeopardy angle, and Mr. Obama responded again: 'I continue to believe that she has not jeopardized America's national security. Now what I've also said is that - and she has acknowledged - that there's a carelessness, in terms of managing emails...'"

Even if the criticism is not always perfectly informed and in some cases I would deem unfair, just the noise, attention, fuss probably keeps powerful officials or agencies on their toes. And they should be on their toes when it comes to the use of deadly force.

If there's even one thing we can do - even one life we can save - we have an obligation to try

We can't get to the $4 trillion in savings that we need by just cutting the 12 percent of the budget that pays for things like medical research and education funding and food inspectors and the weather service. And we can't just do it by making seniors pay more for Medicare.

There may be no greater tribute to Steve Jobs' success than the fact that much of the world learned of his passing on a device he invented.