President Obama has made the Asia Pacific region a focus of his foreign policy, and Vietnam - a large, growing economy in the heart of Southeast Asia - is critical to those efforts.

I think one of the critiques of me is that I thought I knew it all. But I was learning from the enormous resources available within the U.S. government who have a very different view of the world than many of the people commenting on foreign policy from outside of the government.

When it comes to Israel's security, our military and intelligence cooperation, that's off limits. That's protected. That's sacrosanct.

Talking and diplomacy is often seen as a concession in America, in a way that it is not in other places.

I'm raising three children. I'm teaching my kids what it means, the Golden Rule, to treat people like you want to be treated.

Every week, we read about horrific tragedies resulting from children who play with firearms and accidentally shoot themselves or their family members.

As a parent, I tell my boys to keep away their smartphones and go outdoors and play. I take them to our farm where my father does a bit of farming, where they get their hands dirty. It is their digital detox.

When you live on the road, going home is a place to escape and just be with your family to unwind.