I love Penn and Teller

In the first episode of their Showtime show Bullshit!, Penn explained that they titled the series as such partly for legal reasons. You can't legally call someone a liar unless it is a verifiable fact, and even then they're likely to take you to court over it. Say that they're full of shit, however, and you're completely safe. Creative language use, as it were. One of my favorite examples:



What he said.