The Stranger, however, kept up his regular, even stride, rather with the precision of a machine than of a man being hunted down, and drew away slowly but surely from his pursuer, till his form was almost lost to the latter's sight in the growing gloom.
The narrow margin by which he missed catching the Stranger put him both out of breath and out of temper, and he began running somewhat wildly, now hurrying forward at the top of his speed, now slowing down to recover his breath.  The Stranger, however, kept up his regular, even stride, rather with the precision of a machine than of a man being hunted down, and drew away slowly but surely from his pursuer, till his form was almost lost to the latter's sight in the growing gloom.  By this time they had passed Loch Kearsinish and the tarn beyond, and were heading down the valley towards the seashore.