[46] _Stromata_, IV, 25. In V, 12, he explains what he means by "demonstration": "Nor any more is He apprehended by the science of demonstration, for it depends on primary and better known principles. But there is nothing antecedent to the Unbegotten." [47] _Against Celsus_, VII, 20. See also VII, 44, and Clem. Alex.: _Stromata_, II, ii, 4, and often. [48] E.g., Theophilus (I, 1, 2) replies to the demand: "Show me thy God," by the counter-demand: "Show me _yourself_, and I will show you my God." [49] E.g., St. Justin: _Hortatory Address_, V. [50] _Ibid._, XXXVIII. See also V, VIII, and Athenagoras: _Embassy_, VII; Clem. Alex.: _Exhortion to Heathen_, VI, XI; _Stromata_, I, 13; II, 2, 11; V, 14; Tertullian: _Apology_, XVIII; Methodius: _Miscellaneous Fragments_, 1. [51] St. Clem. Alex.: _Stromata_, IV, 25. For a few among many references, see: St. Irenaeus: _Against Heresies_, V, i, 1; St. Clem. Alex.: _Exhortation to Heathen_, XI; _Instructor_, I, 12; _Stromata_, I, 5, 19; II, 2; V, 1, 6, 11-13; VII, 1; VI, 5; Tertullian: _Against Marcion_, V, 16; _Against Praxeas_, XIV; Origen: _De Principiis_ I, iii, 1; _Against Celsus_, VII, 42, 44; Novatian: _De Trinitate_, VIII; Arnobius: _Against the Heathen_, I, 38. [52] _Stromata_, II, 4: "ἐκ δὲ αἰσθήσεως καὶ τοῦ νοῦ ἡ τῆς ἐπιστήμης συνίσταται οὐσία κοινὸν δὲ νοῦ τε καὶ αἰσθήσεως τὸ ἐναργές." The student of Kant's _Kritik der Reinen Vernunft_ will find a number of familiar passages in St. Clement. [53] _Ibid._, V, 12. [54] _Ibid._, VIII, 3. [55] _Ibid._, II, 4. [56] _Ibid._, VIII, 3. [57] _Stromata_, VIII, 3. [58] E.g., Theophilus: _To Autolycus_, I, 3; St. Clem. Alex.: _Stromata_, V, 12. [59] _Stromata_, V, 12: "If, then, abstracting all that belongs to bodies and things called incorporeal, we cast ourselves into the greatness of Christ, and then advance into immensity by holiness, we may reach somehow to the conception of the Almighty, _knowing not what He is, but what He is not_." CHAPTER IV PATRISTIC USE OF THE THEISTIC ARGUMENTS