- ↑ See United States v. Fisher, 2 Cranch, 358; S. C. 1 Peters's Cond. R. 421, 429.
said, with some plausibility, that the right to carry the mail, and to punish those, who rob it, is not indispensably necessary to the establishment of a post office, and post road. This right is indeed essential to the beneficial exercise of the power, but not indispensably necessary to its existence. So, of the punishment of the crimes of stealing- or falsifying a record, or process of a court of the United States, or of perjury in such court. To punish these offences is certainly conducive to the due administration of justice. But courts may exist, and may decide the causes brought before them, though such crimes escape punishment.
"The baneful influence of this narrow construction, on all the operations of the government, and the absolute impracticability of maintaining it without rendering the government incompetent to its great objects, might be illustrated by numerous examples drawn from the constitution, and from our laws. The good sense of the public has pronounced without hesitation, that the power of punishment appertains to sovereignty, and maybe exercised, whenever the sovereign has a right to act, as incidental to his constitutional powers. It is a means for carrying into execution all sovereign powers, and may be used, although not indispensably necessary. It is a right incidental to the power, and conducive to its beneficial exercise."