"Should I have?" There was a certain amount of challenge in Watson's eyes, as though daring him to say, well, anything on the matter at all. "Perhaps I tried, but I've picked up too many bad habits from you to be a good roommate any longer."

It was a patently false idea; he couldn't have borne the idea of any man living in Baker street other than Holmes, but he was still hurt, still angry at having been abandoned so completely without a word. Even if it was for his own protection, it had hurt to be betrayed like that.