One does not expect to find a leading consulting detective in a state of stupefaction. When Dr Watson enquires as to his flatmate’s drug of choice, Holmes replies that it is a seven per cent solution of cocaine. The doctor declines an invitation to partake, making clear that he considers it a health risk. However, Holmes tells him that he needs stimulants to stop him getting bored when he is not working.The guy and I are almost done reading Hound of the Baskervilles, but I guess we won’t read The Sign of the Four next.