You can't play sports without losing sometimes and, in losing, you learn something about grace and how to act under pressure.

We deserve a president of the United States who will write laws for all Americans, not for campaign contributors. And I intend to be a president for all Americans who takes back the flag of our country because it doesn't belong to any party, doesn't belong to any president.

We were sent to Vietnam to kill Communism. But we found instead that we were killing women and children.

What Donald Trump is doing is serving the polluters and serving a narrow group of ideological interests. That's not leadership. That's abdication of responsibility, and this step does not make America first. It makes America last.

The Russians need to understand that you cannot have peace [in Syria] unless you resolve the question of Sunni buy-in.

I'm going to be a president who believes in science.

America has everything most countries envy. A Constitution which is the treasure of mankind, a strong military, natural resources of every kind. Above all, as Tocqueville said, a good people, which is what makes us great.