Whenever I watch an orchestra playing I always wonder why each person chose the instrument they play, especially the percussionists, who don't get to play very much. But, although they don't play many notes, what they play is important, making the whole performance much better, as the conductor brings their parts together into one whole.

In this passage, Acts 9, we see God the conductor of calls, bringing together two whom he has called to move forward his purposes. In the same way God has called us together...