Whether he were injured much or little, none could ever tell. Like enough, to judge from the sound, his back was broken on the spot. But he had no time given him to recover. Silver, agile as a monkey even without leg or crutch, was on the top of him next moment and had twice buried his knife up to the hilt in that defenceless body. From my place of ambush, I could hear him pant aloud as he struck the blows.