Sarah Palin Quote, or Random Algorithmic Gibberish?

This quiz has been taken 804 times; users have correctly identified the source of quotes 50.25 % of the time. More stats.

There's a 50% chance that Sarah Palin said the quote below, and a 50% chance it was generated by my Markov chain–based random text generator. Can you tell which it is?

Well, it's the one promise that Obama kept. But he didn't do it alone and this is important to remember, especially those of you, like me, a member of the GOP.

Who said it?

 An algorithm
 Sarah Palin