I'm suspicious of too much certainty in the pursuit of understanding just because I think people are limited in their understanding.

Now, if you have or had one of these plans before the Affordable Care Act came into law and you really liked that plan, what we said was you can keep it if it hasn't changed since the law passed.

And when it comes to developing the high standards we need, it's time to stop working against our teachers and start working with them. Teachers don't go in to education to get rich. They don't go in to education because they don't believe in their children. They want their children to succeed, but we've got to give them the tools. Invest in early childhood education. Invest in our teachers and our children will succeed.

The pyramids are one of those things that live up to the hype. They're elemental in ways that are hard to describe.

We are still the America that does the hard things, that does the great things. We're the nation that always dared to dream. We're the nation that dared to take risks.

Both President Kennedy and President Reagan were roundly criticized by parts of the foreign policy establishment that felt they were being weak by engaging our adversaries. So some of it is built into a political lexicon that makes you sound tougher if you don't talk to somebody, and rather, very loudly, wield a big stick.

Certainly I've appreciated Angela Merkel as a partner.