and they entered into the boat, and were going over the sea to Capernaum. It was now dark, and Jesus had not come to them.

 To most of us this is a very difficult passage. It speaks in language and moves in a world of ideas which are quite strange to us and which may seem even fantastic and grotesque. But to those who heard it first, it was moving among familiar ideas which went back to the very childhood of the race. 