• So swift, silent and furtive were his movements like those of a trained bloodhound picking out a scent, that I could not but think what a terrible criminal he would have made had he turned his energy and sagacity against the law instead of exerting them in its defense. -Dr. Watson, The Sign of the Four

    Arthur Conan Doyle (2016). “The Sign of the Four”, p.51, Arthur Conan Doyle