conduct, as the guiding thread of the law of motivation; so long the entirely empirical and egoistic motives of the moment, alone and unchecked, must determine, in each separate case, the conduct of a man; since, on this assumption, there is no voice to arrest him, neither does any reason whatever exist, why he should be minded to inquire after, to say nothing of anxiously searching for, a law which should limit and govern his will.

And yet it is only possible on this supposition that he should think out the above remarkable piece of mental legerdemain. It matters not how far we may care to put a strict and exact interpretation on this Kantian process, or whether we choose to tone it down to some dim, obscurely felt operation of thought. No modification of it can attack the primary truths that out of nothing, nothing