“Ritual he liked, but compulsory routine he hated. Thus, he resented every minute that he now had to surrender to showering, shampooing, shaving, and flossing and brushing his teeth. If mere men could devise self-defrosting refrigerators and self-cleaning ovens, why couldn't nature, in all its complex, inventive magnificence, have managed to come up with self-cleaning teeth? "There's birth," he grumbled, "there's death, and in between there's maintenance.”