one more good tap should free the fossil from the surrounding rock . `` so , '' i said , about to ask something very nosy but unable to stop myself , `` why did you stay ? '' i don't-i do n't want you in danger . '' in fact , you do n't even need to know exactly how good i really am , because if you ever find out , you 're going to be dead . '' `` wan na play marry one , kill one , screw one ? 