Pearls Before Swine by Stephan Pastis for April 18, 2009
Pig says, "What are you up to, Rat?" Rat says, "I'm trying to figure out what makes stupid guys stupid. Is it genes? Is it environment? Is it something in the water?" Pig says, "Hmm. Well, if I know my science, and I think I do, you should probably go through and test each hypothesis one by one." Rat says, "The lab will need it."