" If I remember rightly, you on one occasion defined my limits in a very precise fashion."

"Yes," [Watson] answered, laughing. "It was a singular document. Philosophy, astronomy, and politics were marked at zero, I remember. Botany variable, geology profound as regards the mudstains from any region within fifty miles of town, chemistry eccentric, anatomy unsystematic, sensational literature and crime records unique, violin player, boxer, swordsman, lawyer, and self-poisoner by cocaine and tobacco. Those, I think, were the main points of my analysis. "

― Arthur Conan Doyle , The Adventures of Sherlock Holmes (Sherlock Holmes, #3)