Sarah Palin Quote, or Random Algorithmic Gibberish?

This quiz has been taken 821 times; users have correctly identified the source of quotes 50.30 % 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?

It's about the people. Our economies have benefited from the contributions and the arts and the sports coming from Canada.

Who said it?

 Sarah Palin
 An algorithm