Barack Obama: “Wind power isn't the silver bullet that will solve all our energy challenges.”

That's what I hope every visitor to this center takes away from their experience.

Of course, we did not accomplish everything we set out to do. No administration does. Some of the exhibits reflect unfinished business, in some cases, my own shortcomings and mistakes, in some cases because - as a sign I kept on the…

Your task is not to impose litmus tests.

For almost four decades, Nancy Pelosi served the American people and worked to make our country better.