2. “I pray not,” He adds, “that thou shouldest take them out of the world, but that Thou shouldest keep them from the evil.” For they still accounted it necessary to be in the world, although they were no longer of it. Then He repeats the same statement: “They are not of the world, even as I am not of the world. Sanctify them in the truth.” For so are they kept from the evil, as He had previously prayed that they might be. But it may be inquired how they were no more of the world, if they were not yet sanctified in the truth; or, if they already were, why He requests that they should be so. Is it not because even those who are sanctified still continue to make progress in the same sanctification, and grow in holiness; and do not so without the aid of God’s grace, but by His sanctifying of their progress, even as He