If it is found that the only argument which leads to a definite concept of the object of Theology is itself moral, it is not only not strange, but we miss nothing in respect of its final purpose as regards the sufficiency of belief from this ground of proof, provided that it be admitted that such an argument only establishes the Being of God sufficiently for our moral destination, i.e. in a practical point of view, and that here speculation neither shows its strength in any way, nor extends by means of it the sphere of its domain. Our surprise and the alleged contradiction between the possibility of a Theology asserted here and that which the Critique of speculative Reason said of the Categories — viz. that they can only produce knowledge when applied to objects of sense, but in no way when applied to the supersensible — vanish, if we see