Quotes from Arthur Conan Doyle


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His ignorance was as remarkable as his knowledge.


We can't command our love, but we can our actions.


The ideal reasoner, he remarked, would, when he had once been shown a single fact in all its bearings, deduce from it not only all the chain of events which led up to it but also all the results which would follow from it.


The most difficult crime to track is the one which is purposeless.


How often have I said to you that when you have eliminated the impossible, whatever remains, however improbable, must be the truth?


When a doctor does go wrong he is the first of criminals. He has nerve and he has knowledge.


Nothing clears up a case so much as stating it to another person.


A client is to me a mere unit, a factor in a problem.


It is an old maxim of mine that when you have excluded the impossible, whatever remains, however improbable, must be the truth.


Our ideas must be as broad as Nature if they are to interpret Nature.


From a drop of water a logician could infer the possibility of an Atlantic or a Niagara without having seen or heard of one or the other.


When you have eliminated the impossible, whatever remains, however improbable, must be the truth.


For strange effects and extraordinary combinations we must go to life itself, which is always far more daring than any effort of the imagination.


Violence does, in truth, recoil upon the violent, and the schemer falls into the pit which he digs for another.


Depend upon it there comes a time when for every addition of knowledge you forget something that you knew before. It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones.


Sir Walter, with his 61 years of life, although he never wrote a novel until he was over 40, had, fortunately for the world, a longer working career than most of his brethren.


There is nothing more unaesthetic than a policeman.


To the man who loves art for its own sake, it is frequently in its least important and lowliest manifestations that the keenest pleasure is to be derived.


Circumstantial evidence is occasionally very convincing, as when you find a trout in the milk, to quote Thoreau's example.


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.