Philippians Chapter 2 (KJV)

12 Wherefore, my beloved, as ye have always obeyed, not as in my presence only, but now much more in my absence, work out your own salvation with fear and trembling.

13 For it is God which worketh in you both to will and to do of his good pleasure.

… a reinforcing comfort that I need not to exhaust energy upon - that is, waste no effort unto the consideration of the murmurings and gossip of those which judgeth me - for they know not of which is within and do not comprehend the responsibilities of that which I am charged with by those powers unbeknownced to us all. . .