A SHELL IS NOT ONLY A  THING YOU GO INTO 
 BUT  ALSO  A  THING  YOU  COME  OUT  OF, 
 EXPANDED   IN  MY  BODY   AS  A  TURTLE, 
 BUT ALSO AS A HEDGE WHERE  YOU MAY  LURE 
 YOURSELF  INTO  ONE  SIDE, AND  YOU  MAY 
     BUILD INSIDE, SOMETHING, AND THEN    
        EMERGE INTO SOMETHING ELSE