from the normal; but its object I could never make out--until after his
death; and then, indeed, the revelation was a truly astounding one.

I first made Challoner's acquaintance in my professional capacity. He
consulted me about some trifling ailment and we took rather a liking to
each other. He was a learned man and his learning overlapped my own
specialty, so that we had a good deal in common. And his personality
interested me deeply. He gave me the impression of a man naturally
buoyant, genial, witty, whose life had been blighted by some great
sorrow. Ordinarily sad and grave in manner, he exhibited flashes of a
grim, fantastic humor that came as a delightful surprise and showed what
he had been, and might still have been, but for that tragedy at which he
sometimes hinted. Gentle, sympathetic, generous, his universal
kindliness had yet one curious exception: his attitude towards habitual
offenders against the law was one of almost ferocious vindictiveness.

At the time that I went away for my autumn holiday his health was not
quite satisfactory. He made no complaint, indeed he expressed himself as
feeling perfectly well; but a certain, indefinable change in his
appearance had made me a little uneasy. I said nothing to him on the
subject, merely asking him to keep me informed as to his condition
during my absence, but it was not without anxiety that I took leave of
him.

The habits of London society enable a consultant to take a fairly
liberal holiday. I was absent about six weeks, and when I returned and
called on Challoner, his appearance shocked me. There was no doubt now
as to the gravity of his condition. His head appeared almost to have
doubled in size. His face was bloated, his features were thickened, his
eyelids puffy and his eyes protruding. He stood, breathing hard from the