"Amongst the which this last is of special use in moral and civil matters; how, I say, to set affection against affection, and to master one by another; even as we used to hunt beast with beast, and fly bird with bird, which otherwise percase we could not so easily recover."
— Bacon, Sir Francis, Lord Verulam (1561-1626)
Some text drawn from EEBO-TCP; some from 1893 edition, from ebooks@Adelaide <Link>
Reading Francis Bacon, Selected Writings, introd. Hugh G. Dick (New York: Modern Library, 1955); and Francis Bacon, The Advancement of Learning, ed. Michael Kiernan. The Oxford Francis Bacon, vol. iv (Oxford: OUP, 2000).