What great thinker came up with that line?
Not Plato or Socrates.
Try "Dominque," a purported cheerleader and member of a "new all-girl singing group" called Beach Girlz.
According to her profile, which appears in the May 2008 issue of a South Florida sports magazine called UNRESTRICTED , "If she could give one piece of advice it would be to stay true to yourself."
Here's the article: 
I imagine myself outta here!
Have a great holiday weekend, everyone!