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