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eral rule. In numberless litigations the description of the landscape must be studied to see whether vision has been obstructed, whether something has been done or omitted to put the traveler off his guard. Often these cases and others like them provoke difference of opinion among judges. Jurisprudence remains untouched, however, regardless of the outcome. Finally there remains a percentage, not large indeed, and yet not so small as to be negligible, where a decision one way or the other, will count for the future, will advance or retard, sometimes much, sometimes little, the development of the law. These are the cases where the creative element in the judicial process finds its opportunity and power. It is with these cases that I have chiefly concerned myself in all that I have said to you. In a sense it is true of many of them that they might be decided either way. By that I mean that reasons plausible and fairly persuasive might be found for one conclusion as for another. Here come into play that balancing of judgment, that testing and sorting of considerations of analogy