Dr. Foreman: Occam's Razor. The simplest explanation is always the best.
House: And you think one is simpler than two?
Dr. Cameron: I'm pretty sure it is, yeah.
House: Baby shows up. Chase tells you that two people exchanged fluids to create this being. I tell you that one stork dropped the little tyke off in a diaper. Are you going to go with the two or the one?
Dr. Foreman: I think your argument is specious.
House: I think your tie is ugly.