The holiday season is filled with lights and all the beautiful traditions surrounding them. As our family was decorating the Christmas tree our daughter asked her Dad, “Do these lights run on a parallel or series circuit?” It reminded me of a quote from Mother Teresa, “Each one of us is merely a small instrument. When you look at the inner workings of electrical things, often you see small and big wires, new and old, cheap and expensive, lined up. Until the current passes through them, there will be no light. That wire is you and me. The current is God. We have the power to let the current pass through us, use us, produce the light of the world.”

In nature, the glow worm produces a constant light throughout its entire body and can turn the light off and on at will, shutting down as a protective measure and…