58. We see, then, that two sorts of impossibility furnish no explanation, i.e. we are not to suppose that in S. John v. 19 Jesus refers to any sort of physical impossibility, to any external restraint or limitation. inasmuch as the Power of God can be neither insensible nor weakly. Will you then proffer the third kind [as an account of the matter], namely, that He can do nothing, just as an unskilled apprentice can do nothing without his master’s instructions, or a slave can do nothing without his lord. Then didst Thou speak falsely, Lord Jesu, in calling Thyself Master and Lord, and Thou didst deceive Thy disciples by Thy words: “Ye call Me Master and Lord, and ye say well, for so I am.” S. John xiii. 13. Nay, but Thou, O Truth, wouldst never have deceived men, least of all them whom Thou didst call friends. S. John xv. 14, 15.