CHAPTER XXVIII.
THE FOURFOLD DIVISION OF THE MOSAIC LAW.
HE Mosaic philosophy is accordingly divided into four parts,—into the historic, and that which is specially called the legislative, which two properly belong to an ethical treatise; and the third, that which relates to sacrifice, which belongs to physical science; and the fourth, above all, the department of theology, "vision,"[1] which Plato predicates of the truly great mysteries. And this species Aristotle calls metaphysics. Dialectics, according to Plato, is, as he says in The Statesman, a science devoted to the discovery of the explanation of things. And it is to be acquired by the wise man, not for the sake of saying or doing aught of what we find among men (as the dialecticians, who occupy themselves in sophistry, do), but to be able to say and do, as far as possible, what is pleasing to God. But the true dialectic, being philosophy mixed with truth, by examining things, and testing forces and powers, gradually ascends in relation to the most excellent essence of all, and essays to go beyond to the God of the universe, professing not the knowledge of mortal affairs, but the science of things divine and heavenly; in accordance with which follows a suitable course of practice with respect to words and deeds, even in human affairs. Rightly, therefore, the Scripture, in its desire to make us such dialecticians, exhorts us: "Be ye skilful money-changers,"[2] rejecting some things, but retaining what is good. For this true dialectic is the science which analyses
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