Men have gone on to build up vast intellectual schemes, philosophies, and theologies, to prove that ideals are not real as ideals but as antecedently existing actualities. They have failed to see that in converting moral realities into matters of intellectual assent they have evinced lack of moral faith.
William James, John Dewey, John M. Capps, Donald Capps (2005). “James and Dewey on Belief and Experience”, p.236, University of Illinois Press