For a moment a blind fury possessed me. An insane impulse urged me to give battle to this intruder; to avenge upon his person the insult of his presence. Fortunately the impulse was but momentary, and I recovered myself without making any demonstration. But the appearance of those two policemen brought the peril into the immediate present, imparted to it a horrible actuality. A chilly sweat of terror stood on my forehead, and my ears were ringing when I walked with faltering steps out into Fetter Lane.