Standing outside a factory farm, the first question that comes to mind is not a moral but a practical one: Where is everybody? Where are the owners, the farmers, the livestock managers, the extra hands, anybody? I have been driving around the North Carolina countryside on a Thursday afternoon in January 2001, pulling in at random to six hog farms, and have yet to find a single farmer or any other living soul. … There are so many factory farms around here that they are easy to miss. I doubt that the average visitor just passing through even knows what they are …
Dominion: The Power of Man, the Suffering of Animals, and the Call to Mercy (2002)