But Kathryn, I fully expect that if Justice Stevens retires, President Bush will nominate his dog Barney to fill that vacant seat. After all, who can a man trust to be loyal more than his dog? I reckon the president knows Barney’s heart as well as anybody’s, and certainly Barney has no paper trail, unless you count stuff he chewed up when he was a puppy. Besides, if Caligula can put his horse in the Senate…