Joseph Glanvill (1885). “Scepsis Scientifica: Or, Confest Ignorance, the Way to Science ; in an Essay of the Vanity of Dogmatizing and Confident Opinion”
Rudyard Kipling (2016). “Collected Works of Rudyard Kipling (Illustrated Edition): 5 Novels & 350+ Short Stories, Poetry, Historical Military Works and Autobiographical Writings from one of the most popular writers in England, known for The Jungle Book, Kim, The Man Who Would Be King”, p.724, e-artnow (Open Publishing)