That was it, sir. Autor: Arthur Conan Doyle Copy Quote More from Arthur Conan Doyle “There are strange red depths in the soul of the most commonplace man.” “When people bury treasure nowadays they do it in the Post-Office bank.” “Is there any point to which you would wish to draw my attention?' 'To the curio…” “To let the brain work without sufficient material is like racing an engine. It …”