bumper stickers can make better drivers

Going around town today with the new bumper stickers I was a bit more conscious of my driving habits. I wouldn't want to cut someone off, for example, then have them right afterwards read the Mitt bumper stickers. Also, I'm planning on washing my car more frequently than usual.

What did the farmer's wife say about cleaning up Wilbur the pig in Charlotte's Web? A little buttermilk always does the trick?