We need to be made ready for God's service. How does that precious thing inside you become purified? It has to go through the fire! God uses Zarephath, the melting pot, to bring us through fire and His hand of love stays upon us along the way.
Was Elijah's strength out of a source that is unreachable to us? Not at all! That's why it's so good for us to study...
Thinking of that nativity scene, it's always pictured so beautiful and peaceful. It will make us to believe that it was all so calm....