Inspired by Daily Show and Colbert Show episodes, or rather, by a clip from the O'Reilly Factor, where Bill O'Reilly proves the existence of God through his flawless powers of reasoning: "The tide goes in, tide goes out: never a miscommunication. You can't explain that." And in case that isn't enough compelling evidence, Bill further quiets any naysayers by adding, "the sun goes up, the sun goes down".
Watch the clip! It's one of my favorite Colbert Report segments.
This sign was further inspired by this internet meme, which is brilliant: