Right around my first year of college - I remember "Song of Solomon," by Toni Morrison, just moved me tremendously. The power of language and how it can peel back truths, bring things to the surface. So I learned a lot from fiction.

The fact that we are here today to debate raising America's debt limit is a sign of leadership failure. America has a debt problem and a failure of leadership. Americans deserve better. I, therefore, intend to oppose the effort to increase America's debt.

One of the things you learn as president is, as powerful as this office is, you have limited bandwidth. And the time goes by really quickly and you're constantly making choices, and there are pressures on you from all different directions - pressures on your attention, not just pressures from different constituencies. And so you have to be pretty focused about where can you have the biggest, quickest impact.

It is in the interests of all of us - the United States, China and the rest of the world - to make sure that the rules of the road are upheld. These rules and norms are part of the foundation of regional stability, and they have allowed nations across the region, including China, to grow and prosper.

My wife has been my closest friend, my closest advisor. And ... she's not somebody who looks to the limelight, or even is wild about me being in politics. And that's a good reality check on me. When I go home, she wants me to be a good father and a good husband. And everything else is secondary to that.

The challenges posed by threats like terrorism, proliferation, and cyber attacks are not going away any time soon, and for our intelligence community to be effective over the long haul, we must maintain the trust of the American people and people around the world.

No matter how long it takes, the United States will find and bring to justice the terrorists who are responsible for Kayla's captivity and death, ISIL is a hateful and abhorrent terrorist group whose actions stand in stark contrast to the spirit of people like Kayla.