Moreover, all of Andrew's actions had come to bear out this same expression of his face. If he sat down his legs were gathered, and he seemed about to stand up. If he walked he went with a nervous step, rising a little on his toes as though he were about to break into a run or as though he were poising himself to whirl at any alarm. He sat in this manner even now, under that dead gray sky of sheeted clouds, and in the middle of that great rolling plain, lifeless and colorless—lifeless except for the wind that hummed across it, pointed with old. Andrew, looking from the dull glimmer of his fire to that dead waste, sighed. He whistled, and Sally came instantly to the call and dropped her head beside his own. She, at least, had not changed in the long pursuits and the hard life. It had made her gaunt. It had hardened and matured her muscles so that now along her shoulders there were ridges and ripples, iron hard, and her thighs were twining masses of strength; but her head was the same, and her changeable, human eyes, the eyes of a pet, had not altered.
She stood there with her head down, silently; and Andrew, his hands locked around his knees, neither spoke to her nor stirred. But by degrees the pain and the hunger went out of his face, and, as though she knew that she was no longer needed, Sally tipped his sombrero over his eyes with a toss of her head, and, having given this signal of disgust at being called without a purpose, she went back to her work of cropping the gramma grass, which of all grasses a horse loves best. Andrew straightened his hat and cast one glance after her. Words, indeed, were almost unnecessary between them now. By a pressure of his knees he could guide her; by a gesture he could call her.
A shade of thought passed over his face as he looked
