The figure in these two phases haunted the lawyer all night; and if at any time he dozed over, it was but to see it glide more stealthily through sleeping houses, or move the more swiftly and still the more swiftly, even to dizziness, through wider labyrinths of lamplighted city, and at every street corner crush a child and leave her screaming. And still the figure had no face by which he might know it; even in his dreams, it had no face . . . –The Strange Case of Dr. Jekyll and Mr. Hyde, Robert Louis Stevenson What is the mood of the passage? calm and relaxed anxious and terrifying silly and lighthearted lonely and sad