Barack Obama: “We have got to have a clear strategic vision that uses all of our power, our economic power, our diplomatic power, our…”

Listen, hypocrisy is progress.

Every president here today, as different as we are, has tried our best to uphold the values that John McCain and Mitt Romney believed in no less than I did.

The success of this experiment was never a given.

Now the ball’s in your court, Iowa.