Ideas are so much flat psychological surface unless some mirrored matter gives them cognitive lustre. This is why as a pragmatist I have so carefully posited 'reality' ab initio, and why throughout my whole discussion, I remain an epistemologist realist.
William James (1842–1910), U.S. philosopher, psychologist. Originally published in Philosophical Review (1908). "The Pragmatist Account of Truth and Its Misunderstanders," The Meaning of Truth, New York (1909).