Maybe he was trying to be the best, like no one ever was?"Herman Cain signed off last night's debate with this quote: "A poet once said, 'Life can be a challenge, life can seem impossible, but it's never easy when there's so much on the line.'" The inspirational poet? Daily Intel is on the case: Turns out it's Donna Summer, and the quote is from her song the Power of One. "Even more bizarre, this isn't even one of Summer's classic hits—she recorded it just over a decade ago as the theme song for Pokémon: The Movie 2000," writes Dan Amira. "