“Now, though, the command he gave made two vaguenesses congeal into one threat, distant, amorphous, but unmistakable, as when, against a background of city dawn and back alley clatter, one click and one clack come together into the telltale click-clack of a ready gun, and echo won’t tell you whether the enemy’s perch is left, or right, or high, or low, only that it is near.”
