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