Barlow v. United States (1833) 32 U.S. 404, involved a statute providing for forfeiture of any goods entered by a false denomination in the office of a customs collector for the benefit of drawback or bounty upon the exportation; the statute included, however, an exception under which said forfeiture shall not be incurred, if it shall be made appear ... that such false denomination ... happened by mistake or accident, and not from any intention to defraud the revenue. The Supreme Court recognized the common maxim, familiar to all minds, that ignorance of the law will not excuse any person, either civilly or criminally. "It is a common maxim, familiar to all minds, that ignorance of the law will not excuse any person, either civilly or criminally.... There is scarcely any law, which does not admit of some ingenious doubt, and there would be perpetual temptations to violations of the laws, if men were not put upon extreme vigilance to avoid them." The Court also held that There is scarcely any law which does not admit of some ingenious doubt