A Nest Unfeathered (1914)

At her dying mother's bedside, Kate promises to bring her young brother into manhood. Eager to gain possession of the farm by marrying Kate, the foreman intends to get rid of the boy. He brings a physician to prove him demented. Kate refuses to believe this. Later, the foreman is a worthless husband to another and for the sake of the son that might have been hers, Kate demonstrates the golden rule.