... arbitrary They call for identifying and articulating reasons for and against alternative choices of form and content, and for the weighing and balancing of such reasons The overall form of a statutory ... of pre-emptoriness, see P Atiyah and R Summers, Form and Substance in Anglo-American Law: A Comparative Study of Legal Reasoning, Legal Theory, and Legal Institutions, 16–17 (Clarendon Press, ... explicit, usually in writing (or printing), and in appropriate grammar, syntax, and vocabulary of a common language of the system, at least when the rule is state-made, as opposed to privately made,...