Barack Obama: “Your voices encouraged and ultimately convinced Congress to extend the payroll tax cut for 2 months.”

This idea that any suggestion or criticism that America was anything other than perfect is unpatriotic... is a suggestion that you hate your country.

The success of this experiment was never a given.

helped lead some of the most significant movements for change in human history

They're meant to remind us of who we can be, to remind us of what's possible, so we can forge ahead.