text:  Hercules had already fitted the arrow to the bow and aimed it against his tormentor: his left arm was thrown forward grasping the stock while the elbow of the right was bent in the attitude of drawing the arrow to his breast; while Prometheus full of mingled hope and fear was endeavouring to fix his undivided gaze on his deliverer though his eyes in spite of himself were partially diverted by the anguish of his wound