No matter how much you've done, or how successful you've been, there's always more to do, always more to learn, and always more to achieve.

I refuse to leave our children with a debt that they cannot repay.

If you're looking for the safe choice, you shouldn't be supporting a black guy named Barack Obama to be the next leader of the free world.

It's the job, I think, of leaders to try to address peoples' real legitimate concerns and channel them in the most constructive ways possible.

I think [ unpopular presidential candidates ] indicates, at least on the Democratic side, that we've got more work to do to strengthen our grassroots networks.

[Our troops in Iraq and Afganistan] does give us the ability to make sure that we are strengthening those folk who are interested in building up their countries rather than destroying them, and doing so in a way that is sustainable and doesn't put a constant burden on the amazing men and women that we've got in uniform.

The laws of our land are catching up to the fundamental truth that millions of Americans hold in our hearts: when all Americans are treated as equal, no matter who they are or whom they love, we are all more free.