The problem with ideology is if you got an ideology, you already got your mind made up, you know all the answers, and that makes evidence irrelevant and argument a waste of time, so you tend to govern by assertion and attack. The problem with that is that discourages thinking and gives you bad results.

I might not be the same, but that's not important/No freedom till we're equal, damn right I support it

In science, if the last 50 years were the age of physics, the next 50 years will be the age of biology.

There's this whole problem of trafficking, which has gotten worse in the economic downturn, which disproportionately affects young women, but also affects some young men who are sold into bondage, into basically servitude for indebted work that they can often never escape from.

The worst thing about not being president anymore is I was disoriented for three weeks because nobody every played a song when I walked in.

My fellow Americans, all of us in this grand hall and everybody watching at home, when we vote in this election, we'll be deciding what kind of country we want to live in. If you want a winner-take-all, you're-on-your-own society, you should support the Republican ticket. But if you want a country of shared opportunities and shared responsibility, a we're-all-in-this-together society, you should vote for Barack Obama and Joe Biden.

I don't think the Republicans can damage my character