On Hedgehogs, Koalas, and Other Animals
Outside academia, Isaiah Berlin is probably best known for his distinction between “foxes” and “hedgehogs” based on Archilochus saying that “the fox knows many things, but the hedgehog knows one big thing”. When I first encountered a reference to this distinction I assumed that it had something to do with broad versus narrow knowledge or learning, with the Renaissance/Enlightenment ideal of the homo universalis (or polymath) versus the academic (hyper-) specialist, or with Thomas Aquinas’s fear of “a man of one book” (homo unius libri), that is, someone who knows one book/thing really well, but doesn’t know much else. I...