Arthur Conan Doyle Quotes

It is a capital mistake to theorize before one has data. Insensibly one begins to twist facts to suit theories, instead of theories to suit facts.

A man should keep his little brain attic stocked with all the furniture that he is likely to use and the rest he can put away in the lumber-room of his library where he can get it if he wants it.

The mighty voice of Canada will ever call to me.

I must apologize for calling so late," said he, "and I must further beg you to be so unconventional as to allow me to leave your house presently by scrambling over your back garden wall.

The Times is a paper which is seldom found in any hands but those of the highly educated.

Take a pinch of snuff, doctor, and acknowledge that I have scored over you in your example.

My mind is like a racing engine, tearing itself to pieces because it is not connected up with the work for which it was built. Life is commonplace; the papers are sterile; audacity and romance seem to have passed forever from the criminal world. Can you ask me, then, whether I am ready to look into any new problem, however trivial it may prove?

What you do in this world is a matter of no consequence, the question is what you can make people believe that you have done.