He was standing by the window, when suddenly he gave a cry "What is it, Holmes? I asked. What's the matter?'
He turned towards me. His face was white and the look in his eyes was terrible.
May I have an hour of your time,Watson? he asked in a low voice.
of course, but
Then get your hat and coat.
He ran out of the house. I followed him quickly and the next two hours passed in a wild chase all over London. We jumped into a cab, out of it again and onto a train, ran down narrow streets and in and out of a big hotel. Finally we came to rest in the peace of a London park.
You are a true friend, Watson, Holmes said at last. You came with me without a question. Did you realize that someone was following us?'
"I thought so. But who? Can you not guess?
No
He calls himself Jack the Ripper Holmes! For a moment I found it difficult to speak. Then I asked, Did you see him through the window? Where was he?'
In the empty house opposite ours. He was watching our rooms, Watson. He knows that I am looking for him. We must be very careful. He is one of the most dangerous criminals in Europe
But who is he?' I cried.
Have you ever heard of Professor Moriarty?'