40 Best Sherlock Quotes from 'The Final Problem' (4x03) - John Watson: Don't worry, there's a place for people like you, the desperate, the terrified. The ones with nowhere else to run. Mycroft Holmes: What place? John Watson: 221B Baker Street. See you in the morning. If there's a queue, join it. Mycroft Holmes: For God's sake, this is not one of your idiot cases!