It is that promise that has always set this country apart-that through hard work and sacrifice, each of us can pursue our individual dreams but still come together as one American family, to ensure that the next generation can pursue their dreams as well.

As a nuclear power - as the only nuclear power to have used a nuclear weapon - the United States has a moral responsibility to act.

We need to reduce our dependence on foreign oil by ending the subsidies for oil companies, and doubling down on clean energy that generates jobs and strengthens our security.

And if we walk away now, if we simply retreat into our respective corners, we will never be able to come together and solve challenges like health care, or education, or the need to find good jobs for every American.

We may have different backgrounds, but we believe in the same dream that says this is a country where anything's possible. No matter who you are. No matter where you come from.

Iran has to live up to its international obligations. . . . The president has said that our patience is not unlimited.

Young men need to show women the respect they deserve and recognize sexual assault and to do their part to stop it.