I believe that the U.S. can and should be a global leader in the development of alternative energy sources.

Love and hope can conquer hate.

It is very rare I come to an event where I’m like the fifth or sixth most interesting person.

You know, one of the things I think you understand as president is you're held responsible for everything, but you don't always have control of everything, right?

What we've seen at least since 1979 is Iran making constant, calculated decisions that allow it to preserve the regime, to expand their influence where they can, to be opportunistic, to create what they view as hedges against potential Israeli attack in the form of Hezbollah and other proxies in the region.

We will keep the promise of Social Security by taking the responsible steps to strengthen it - not by turning it over to Wall Street.

I think Ronald Reagan changed the trajectory of America in a way that Richard Nixon did not and in a way that Bill Clinton did not. He put us on a fundamentally different path because the country was ready for it.