PREFATORY NOTE ———— THE reader may be referred to the Life of Dr Owen (vol. i. p. lxxii.) for a general criticism on the merits of the following treatise. It was published in 1657, shortly after he had ceased to be Vice-Chancellor in the University of Oxford. From the brief preface affixed to it, it appears that, for a period of more than six years, he had been under some engagement to publish the substance of the work. It has been inferred, accordingly, that it is the substance of some discourses