The Village Shepherd
Living Stones
Sermon
In an episode of "Stargate", the television science-fiction drama, the main characters found themselves in something of a spot. They were sealed in a system of underground caves on some other planet, and a rockfall had completely blocked any escape route. But fortunately it turned out that the walls of the cave were built of organic, living material, and by dint of sticking the right crystal in the right place at the right time, the shape of the walls could be changed.
