For the Palestinians' efforts to delegitimize Israel will end in failure. Palestinian leaders will not achieve peace or prosperity if Hamas insists on a path of terror and rejection. And Palestinians will never realize their independence by denying the right of Israel to exist.

I know my country has not perfected itself. At times, we've struggled to keep the promise of liberty and equality for all of our people. We've made our share of mistakes, and there are times when our actions around the world have not lived up to our best intentions.

It's not a choice between our environment and our economy; it's a choice between prosperity and decline.

As tough as things have been, I am convinced you are tougher. I've seen your passion and I've seen your service. I've seen you engage and I've seen you turn out in record numbers. I've heard your voices amplified by creativity and a digital fluency that those of us in older generations can barely comprehend. I've seen a generation eager, impatient even, to step into the rushing waters of history and change its course.

In fact, the American people did decide, back in 2012, when they elected me president of the United States.

Iran . . . has failed to take the opportunity to demonstrate that its nuclear program is peaceful . . . time is not unlimited.

The globe is shrinking, the information age is bringing a lot of changes. People are anxious about their future and their children's futures.