Be glad then that you are overwhelmed, and do not be saddened because he has overcome you. A thirsty man is happy when he is drinking, and he is not depressed because he cannot exhaust the spring. So let this spring quench your thirst, and not your thirst the spring. For if you can satisfy your thirst without exhausting the spring, then when you thirst again you can drink from it once more; but if when your thirst is sated the spring is also dried up, then your victory would turn to your own harm. -From a commentary on the Diatessaron by Saint Ephrem, deacon