Sarah Palin Quote, or Random Algorithmic Gibberish?

This quiz has been taken 863 times; users have correctly identified the source of quotes 50.29 % 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?

You know, they say the difference between a hockey mom and a pit bull? Lipstick. So I signed up for the PTA because I wanted to make my kids' public education even better.

Who said it?

 An algorithm
 Sarah Palin