Why is Joel following Jesus in Bronze Bow?

Joel does
not ever completely commit himself to following Jesus, although he is drawn inexplicably towards
the Teacher.  He goes to hear Jesus frequently when He talks to the fishermen in Caparnum, and
finds that Jesus helps him, by "explain(ing) several points of the Law that have always
puzzled (Joel)".  Joel is mystified, because although it is not clear to him where Jesus
got his religious training, He obviously...