passion or fear, and surfeited ourselves with indulgence in the follies of illogical thought, that the world has gradually become so wondrously motley, frightful, significant, soulful: it has taken on tints, but we have been the colorists: the human intellect, upon the foundation of human needs, of human passions, has reared all these "phenomena" and injected its own erroneous fundamental conceptions into things.