Reading makes all other learning possible. We have to get books into our children's hands early and often.

The United States is doing our part by increasing the number of refugees we resettle and I want again to commend Angela [Merkel], and more importantly, the German people for the extraordinary leadership and compassion that you have shown in the face of what I know is a very difficult challenge.

Medicare in particular, will run out of money, and we will not be able to sustain that program.

I want people around the world to hear me. To all those who would do us harm, no act of terror will go unpunished. It will not dim the light of the values that we proudly present to the rest of the world. No act of violence shakes the resolve of the United States of America.

I commended Angela [Merkel] for her leadership along with President Hollande in working to resolve the conflict in Ukraine. We continued to stand with the people of Ukraine and for the basic principle that nations have a right to determine their own destiny and we discussed the importance of maintaining sanctions until Russia fully complies with the Minsk Agreement.

When I read history, I [see] what typically happens to presidents and the other party during tumultuous times and how people react when the economy is collapsing and they're losing their homes, losing their pensions - it sort of tracks, what ended up happening, because some of that is human nature.

We've evolved a lot since 9/11 also, in terms of our law enforcement capabilities, our intelligence capabilities, military, counterterrorism.