 The thing in itself is forgotten, and with it the meaning of Reality as such.Such theories succeed merely in feeding 'the body of superstitious beliefs that had grown rampant ever since medieval scholasticism suffered its final defeat at the hands of Francis Bacon'.This process, of Reality's being eviscerated of deeper meaning in the course of being 'explained' by modern science, constitutes the main charge that Heller laid against supporters of what he called the Creed of Ontological Invalidity.