The confusion resulting from hasty and inaccurate generalization is nowhere better illustrated than in the field of mistake of law as to land titles. The doctrine that no relief can be given for mistake of law is constantly re-asserted by respectable authority, particularly in the case of money paid. But the peculiar hardship in the cases of complete failure of title to land has led to a special treatment of these cases, for which the explanations in judicial opinions are unusually obscure.