In 1890 I decided that I must begin to spend less time
with Holmes. I wanted to be a success as a doctor,
and I knew that I was not working hard enough for
that. Mary and I moved to a new house, further from
Baker Street.
There was another change, too. ACD's story, A Study
in Scarlet, which had failed in this country, was a big
success in America, and he began to write about
more of Holmes's cases. To my surprise, Holmes
quickly agreed to let him do this. He had been angry
when he first read A Study in Scarlet, but now he
seemed amused by what ACD was doing.