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“What you do in this world is a matter of no consequence. The question is what can you make people believe you have done.”
― Arthur Conan Doyle, A Study in Scarlet

“It's quite exciting," said Sherlock Holmes, with a yawn.”
― Arthur Conan Doyle, A Study in Scarlet, A Study in Scarlet

“Excellent!" I cried. "Elementary," said he.”
― Arthur Conan Doyle, The Complete Sherlock Holmes

“Crime is common. Logic is rare. Therefore it is upon the logic rather than upon the crime that you should dwell.”
― Sir Arthur Conan Doyle, The Adventure of the Copper Beeches - a Sherlock Holmes Short Story