All legitimate government is a mutual insurance company, voluntarily agreed upon by the parties to it, for the protection of their rights against wrong-doers. In its voluntary character it is precisely similar to an association for mutual protection against fire or shipwreck.
The Complete Works of Lysander Spooner: The Unconstitutionality of Slavery, No Treason: The Constitution of No Authority, Vices are Not Crimes, Natural ... Laws of Congress, Prohibiting Private Mails