22 CHRISTIANITY IN TALMUD it is not improbable that the existing Mishnah and the existing Tosephta are only two out of many contemporary collections great or small, two com- pilations founded upon the works of many previous teachers, and that of these two, 11 one was taken and the other left." The two collections might almost have exchanged names, so that what is now known as the Mishnah might conceivably have come to be looked upon as Tosephta to the other. And, al- though the one enjoys a sort of canonical authority not recognised in the other, yet for historical pur- poses they are both of equal value, since both con- tain traditions dating from the earliest centuries of the common era. The contents of Tosephta are, as will have appeared above, mainly Halachah ; but Haggadah also is found, as in the case of the Mish- nah, and in greater abundance. The works above described, viz., Mishnah, Gemaras, and Tosephta, have for their common purpose the development and definition of Halachah as the rule for the right conduct of life, the expansion into minute detail of the principle, Thou shalt love the Lord thy God with all thy heart and soul and strength. But the Rabbinical literature includes another very extensive class of works, in which the same principle is dealt with in a somewhat different manner. The generic name for works of this class is I Midrash,' i.e. exposition ; and the common character- istic of them all is that they are free commentaries upon books or portions of books of the O.T. Perhaps commentary is hardly the right word ; for the Midrash does not profess to explain every point of difficulty in the text with which it deals, and, as |