Hope is that thing inside us that insists something better awaits us.

This is the moment when we must build on the wealth that open markets have created, and share its benefits more equitably. Trade has been a cornerstone of our growth and global development. But we will not be able to sustain this growth if it favors the few, and not the many.

We need to reject any politics that targets people because of race or religion. This isn't a matter of political correctness. It's a matter of understanding what makes us strong. The world respects us not just for our arsenal; it respects us for our diversity and our openness and the way we respect every faith.

Where the stakes are the highest, in the war on terror, we cannot possibly succeed without extraordinary international cooperation. Effective international police actions require the highest degree of intelligence sharing, planning and collaborative enforcement.

To this day, I am saddened by Ranger Tillman's death, as I am for the loss of every service member I served with, and for the pain such losses cause each family.

I even thought of adopting a child as a single mother.

The teachers teach the children that are going to take care of us. These are our future leaders, doctors, lawyers. So, they need to have everything in their arsenal to teach these kids.

After writing about addiction in a pair of books, I frequently hear from addicts and their family members about serial relapses followed by treatments followed by more relapses. It's not uncommon for addicts to go through a dozen treatment programs.