… is from pages 34-35 of Tom Palmer’s 2013 essay “The History and Structure of Libertarian Thought,” which is chapter 4 of Why Liberty, an excellent 2013 collection edited by Tom:
Complex orders cannot simply be commanded. Language, the market economy, common law, and many other complex forms of coordination among persons unknown to each other emerge, not through coercive imposition of a plan that emerges from the mind of a great leader (or the minds of a committee of them), but as by-products of the interaction of people following relatively simple rules, much as flocks of birds, schools of fish, and hives of bees exhibit complex forms of order without a directing mind.