I said that he was my superior in observation and deduction. If the art of the detective began and ended in reasoning from an armchair, my brother would be the greatest criminal agent that ever lived. But he has no ambition and no energy. He will not even go out of his way to verify his own solutions, and would rather be considered wrong than take the trouble to prove himself right.
Arthur Conan DoyleAh! my dear Watson, there we come into those realms of conjecture, where the most logical mind may be at fault. Sherlock Holmes speaking with Dr. Watson.
Arthur Conan DoyleIt is quite a three pipe problem, and I beg that you won't speak to me for fifty minutes.
Arthur Conan Doyle