John Stuart Mill (1858). “A System of Logic, Ratiocinative and Inductive: Being a Connected View of the Principles of Evidence and the Methods of Scientific Investigation”, p.117
Thomas Paine (2015). “The Thomas Paine Collection: Common Sense, Rights of Man, Age of Reason, An Essay on Dream, Biblical Blasphemy, Examination Of The Prophecies”, p.32, Ravenio Books