His blue handkerchief was spread over his knees, as was usual indoors, when it was not hanging over his head; and he sat watching what went forward with the quiet OUTWARD glance of healthy old age, which, disengaged from any interest in an inward drama, spies out pins upon the floor, follows one's minutest motions with an unexpectant purposeless tenacity, watches the flickering of the flame or the sun-gleams on the wall, counts the quarries on the floor, watches even the hand of the clock, and pleases itself with detecting a rhythm in the tick.
