was about to say at first, when you asked me if Mr. Mason had any friends connected with China. There is a young doctor—Lawson is his name—some very distant connection of the family, I think, who had a professional appointment of some sort in Shanghai for a year or two, but who is now in London trying to work up a small practice of his own. If you hadn't mentioned China I shouldn't have thought of him, since he never goes to the house now—or, at any rate, is supposed not to go."
"Doesn't go to the house? And why is that?"
"Well, there was a disagreement. What it was I don't quite know, but in the first place it had some connection with some of Mason's experiments—something which Lawson declined to help him with for professional reasons, or else something he declined to do for Lawson, I don't know which. But the thing went further, for, as a matter of fact, there was something between the young people—Lawson is only twenty-eight—and Mason put an end to that. It had been something like a formal engagement, I think, but in the quarrel—Mason was always quarrelling with somebody when he had friends, and that's why he has so few now—in the quarrel things were said that ended in a rupture. Whether young Lawson was fortune-hunting or
