Shakespeare uses desolate imagery to reveal that behind the symbols of power there is no joy, safety or meaning. - After all, what is the point of having all this power, if he has no heir and he is afraid of being killed - This is the nature of power if it is taken by such foul means like regicide. The second metaphor of a 'barren sceptre' depicts the phallic imagery, blames his impotence, not LM's infertility, for not getting an heir. - real weakness, and the crack in his mind. - has no real remorse