“And old Boughton, if he could stand up out of his chair, out of his decrepitude and crankiness and sorrow and limitation, would abandon all those handsome children of his, mild and confident as they are, and follow after that one son whom he has never known, whom he has favored as one does a wound, and he would protect him as a father cannot, defend him with a strength he does not have, sustain him with a bounty beyond any resource he could ever dream of having.”