When, then, the heavenly guide, the Word, was inviting men to salvation, the appellation of hortatory was properly applied to Him: this same word was called rousing (the whole from a part). For the whole of piety is hortatory, engendering in the kindred faculty of reason a yearning after true life now and to come. But now, being at once curative and preceptive, following in His own steps, He makes what had been prescribed the subject of persuasion, promising the cure of the passions within us. Let us then designate this Word appropriately by the one name Tutor (or Pædagogue, or Instructor).