This test is roughly of two kinds, first by the ultimate principles or presuppositions on which a particular branch of knowledge rests, and second by the comparison of correlative facts.
Baader starts from the position that human reason by itself can never reach the end it aims at, and maintains that we cannot throw aside the presuppositions of faith, church and tradition.
Philosophy is a process of reflection upon the presuppositions involved in unreflective thought.
Yet it may be doubted (1) whether the problem would ever have arisen at all except for the necessity of reconciling the theological and metaphysical hypotheses of the omniscience and omnipotence of God with the needs of a moral universe: and (2) whether it would retain its perennial interest if the incursions of modern scientific and psychological inquiry into the domain of human consciousness did not appear to come into conflict from time to time with the presuppositions of morality.
Of the Creation at once challenged the pantheistic presuppositions of Hellenic thought and reinforced the belief already existing in will as a real cause.