Sherlock Holmes: And chamber maids were once such a liberal breed.
Constable Clark: My wife's a chamber maid,sir. 

[pause] 

Constable Clark: Besides, it's a good thing she was offended, sir. Otherwise we'd never have found you. 

Sherlock Holmes: Ah, yes. 

[another pause] 

Constable Clark: Just joking about the wife, sir.