“The everyday practice of what is right is not derived from a rule, not only because the custom is inarticulable /in toto/, but also because a rule not summoned from custom cannot anticipate the unknowable local circumstances under which it might conflict with another rule subsumed within the larger community practice of what is right (69).” EconomicsHayek Book:The Property Species: Mine, Yours, and the Human Mind Source: The Property Species: Mine, Yours, and the Human Mind