When humans act like animals, they become the most dangerous of animals to themselves and other humans, and this is because of another critical difference between humans and animals: Whereas animals are usually restrained by the limits of physical appetites, humans have mental appetites that can be far more gross and capacious than physical ones. Only humans squander and hoard, murder and pillage because of notions.
The World-Ending Fire: The Essential Wendell Berry (ed. Penguin UK, 2017) - ISBN: 9780241279212