The field of the Geologist's inquiry is the Globe itself, ... [and] it is his study to decipher the monuments of the mighty revolutions and convulsions it has suffered.
William Buckland (1820). “Vindiciæ Geologicæ: The Connexion of Geology with Religion, Explained in an Inaugural Lecture Delivered Before University of Oxford, May 15, 1819, on the Endowment of Readership in Geology”, p.5