The President does not have power under the Constitution to unilaterally authorize a military attack in a situation that does not involve stopping an actual or imminent threat to the nation.

I've just concluded that for me personally it is important for me to go ahead and affirm that I think same-sex couples should be able to get married.

I will never apologize for saying that the future of humanity and the future of the world is going to be defined by what we have in common as opposed to those things that separate us and ultimately lead us into conflict.

Any fool can have a child. That doesn't make you a father. It's the courage to raise a child that makes you a father.

[We should beware] that our democracy stays healthy. And making sure that we maintain that sense of solidarity.

We lose ourselves when we compromise the very ideals that we fight to defend. And we honor those ideals by upholding them not when it's easy, but when it is hard.

As opposed to getting into arguments about, well, these folks have been treated fairly so now we're going to be doing things that, very easily in the minds of a lot Americans feel like, "Now I'm being treated unfairly."