Don't let your failures define you.

What we can be scientifically certain of is that our continued use of fossil fuels is pushing us to a point of no return

It will be up to each of you to make sure that young people, African Americans, Latinos and women who powered our victory in 2008 stand together once again.

Ninety-eight percent of all American companies have fewer than 100 employees. Over half of all Americans work for a small business. Small businesses are the backbone of our nation’s economy and we must protect this great resource.....Helping American small business is part of our movement for change and the end of politics as usual.

I did not run for office to be helping out a bunch of, you know, fat cat bankers on Wall Street.

Who you are, what you are, does not change after you occupy the oval office. All it does is magnify who you are. All it does is shine a spotlight on who you are.

I think we're at a place wherea woman's health is danger because of whether this family planning or contraception or any issues that relate to women's health, there's an assault on that in the Congress.