Tuesday, November 11, 2014
When we consider the vast distance of the known and visible parts of the world, and the reasons we have to think, that what lies within our ken is but a small part of the universe, we shall then discover an huge abyss of ignorance.
John Locke (1632-1704), British philosopher. An Essay Concerning Human Understanding, bk. 4, ch. 3, sect. 24, p. 554, ed. P. Nidditch, Oxford, Clarendon Press (1975).