... beginningwith the early Church Fathers and culminating in the greatScholastics. But, at last, its generative ideas—sin and salvation,nature and grace, unity, infinity, and kingdom—had donetheir ... ?What guarantees the truth of sense-data? What lies behind the observable order of phenomena? What is the relation of the mind to the brain? How can we know other selves?—Allthese are familiar problems ... reaped in the nextseason of the human understanding.2. Symbolic Transformation The vitality and energies of the imagination do notoperate at will; they are fountains, not machinery.D. G. JAMES,...