I continue to believe that she has not jeopardized America's national security. Now, what I've also said is that, and she's acknowledged, that there's a carelessness in terms of managing emails that she has owned and she recognizes. But I also think it is important to keep this in perspective. This is somebody who has served her country for four years as secretary of state and did an outstanding job, and no one has suggested that in some ways, as a consequence of how she handled emails, that that detracted from her excellent ability to carry out her duties.

Mandela's commitment to democracy was ratified not only by his election, but by his willingness to step down from power

We should not anticipate that every time countries come together that we are doing some revolutionary thing. Instead of hitting home runs, sometimes we're going to hit singles.

We know we can't stop every act of violence, every act of evil in the world, but maybe we could try to stop one act of evil, one act of violence.

The shadow of crisis has passed, and the State of the Union is strong.

It was basic research in the photoelectric field-in the photoelectric effect that would one day lead to solar panels. It was basic research in physics that would eventually produce the CAT scan. The calculations of today's GPS satellites are based on the equations that Einstein put to paper more than a century ago.

Hunger, disease and poverty can lead to global instability and leave a vacuum for extremism to fill. So instead of just managing poverty, we must offer nations and people a pathway out of poverty. And as president I've made development a pillar of our foreign policy, alongside diplomacy and defense.