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

Quote by Arthur Conan Doyle

Topics: Arthur Conan Doyle Quotes

It is a capital mistake to theorize before one has data.

It is a capital mistake to theorize before one has data.

Of all ghosts the ghosts of our old loves are the worst.

Of all ghosts the ghosts of our old loves are the worst.

To the man who loves art for its own sake, it is frequently in its...

To the man who loves art for its own sake, it is frequently in its...

London, that great cesspool into which all the loungers and idlers of the Empire are...

London, that great cesspool into which all the loungers and idlers of the Empire are...

Once you eliminate the impossible, whatever remains, no matter how improbable, must be the truth.

Once you eliminate the impossible, whatever remains, no matter how improbable, must be the truth.

From a drop of water a logician could infer the possibility of an Atlantic or...

From a drop of water a logician could infer the possibility of an Atlantic or...

I never guess. It is a shocking habit destructive to the logical faculty.

I never guess. It is a shocking habit destructive to the logical faculty.

Violence does, in truth, recoil upon the violent, and the schemer falls into the pit...

Violence does, in truth, recoil upon the violent, and the schemer falls into the pit...

Some facts should be suppressed, or, at least, a just sense of proportion should be...

Some facts should be suppressed, or, at least, a just sense of proportion should be...

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

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

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

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

I consider that a man's brain originally is like a little empty attic, and you...

I consider that a man's brain originally is like a little empty attic, and you...

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

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

Any truth is better than indefinite doubt.

Any truth is better than indefinite doubt.

Depend upon it there comes a time when for every addition of knowledge you forget...

Depend upon it there comes a time when for every addition of knowledge you forget...

I have frequently gained my first real insight into the character of parents by studying...

I have frequently gained my first real insight into the character of parents by studying...

The ideal reasoner, he remarked, would, when he had once been shown a single fact...

The ideal reasoner, he remarked, would, when he had once been shown a single fact...

You will, I am sure, agree with me that... if page 534 only finds us...

You will, I am sure, agree with me that... if page 534 only finds us...

As Cuvier could correctly describe a whole animal by the contemplation of a single bone,...

As Cuvier could correctly describe a whole animal by the contemplation of a single bone,...

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

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