“They are ill discoverers that think there is no land, when they can see nothing but sea.”
From p. 115 of the Second Book of The Advancement of Learning by Francis Bacon, ed. William Aldis Wright, M.A., Clarendon Press Series, pub. Henry Frowde, London, MacMillan and Co., New York, 1885 (MDCCCLXXXV), 3rd edition, revised. See also p. 219 of The Works of Francis Bacon.