 but let that endurance have a complete work, has given us a handle on a basic truththe only way a human being can learn αγαπη love is through suffering. And the mainspring of Gods Kingdom is αγαπη love, and God wants to prepare His servants for their responsibilities in the next world. So the lessons God wants us to learn come wrapped in unpleasant circumstances; but if we refuse a given lesson our spiritual growth stops. Further, sooner or later that lesson will return, and will keep on returning until we learn, or die which is why Billheimer says, dont waste your sorrows, because if we dont learn the first time we will have wasted that suffering. Notice verse 12 below. so that you may be perfect and complete, falling short in nothing. 