 The water bottle is for drinking. Drinking is for health. You see, there's an ascent. But when you get to health, you get to a thing that's good for its own sake, and yet it's not sufficient. What are the ultimate things? Look at the perfection of a dog. This is one of Professor Jaffa's favorite analogies. He used this all the time, metaphors. He would say, a dog is a noble being. He liked dogs a lot. But a human being is more perfect.