Arthur Conan Doyle (1859–1930) Scottish physician and author
Quoted in Jeffrey Moussaieff Masson, The Face on Your Plate: The Truth About Food (New York: Norton & Company, 2009, ISBN 978-0-393-06595-4), p. 137 https://books.google.it/books?id=vqucAwAAQBAJ&pg=PA137&lpg=PA137 <br class="br">Attributed