- [Upon entering the brownstone, Joan Watson sees Sherlock Holmes examining a crash-test dummy with a knife in its back slumped over a chess table from a 78-year-old murder]
- Dr. Joan Watson: Sometimes I wonder what hobbies other people's roommates have.
- Sherlock Holmes: I briefly shared a flat in London with a collector of wild game urine. He used it as a lure for hunting and trapping.
- Dr. Joan Watson: Oh. Then I count my blessings.