Gracious God! How great is Our amazement at the way the people have gathered around him, and have borne allegiance to his person! Content with transient dust, these people have turned their face unto it, and cast behind their backs Him Who is the Lord of Lords. Satisfied with the croaking of the crow and enamoured with the visage of the raven, they have renounced the melody of the nightingale and the charm of the rose. What unspeakable fallacies the perusal of this pretentious book hath revealed! They are too unworthy for any pen to describe, and too base for one moment's attention. Should a touchstone be found, however, it would instantly distinguish truth from falsehood, light from darkness, and sun from shadow.

Among the sciences which this pretender hath professed is that of alchemy. We cherish the hope that either a king or a man of preeminent power may call upon him to translate this science from the realm of fancy to the domain of fact and from the plane of mere pretension to that of actual achievement. Would that this unlearned and humble Servant, who never laid any pretension to such things, nor even regarded them as the criterion of true knowledge, might undertake the same