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

Quote by Arthur Conan Doyle

Topics: Arthur Conan Doyle Quotes

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...

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.

The lowest and vilest alleys of London do not present a more dreadful record of...

The lowest and vilest alleys of London do not present a more dreadful record of...

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...

In an experience of women that extends over many nations and three separate continents, I...

In an experience of women that extends over many nations and three separate continents, I...

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,...

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

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

Any truth is better than indefinite doubt.

Any truth is better than indefinite doubt.

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

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

There is nothing more deceptive than an obvious fact.

There is nothing more deceptive than an obvious fact.

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...

Women are naturally secretive, and they like to do their own secreting.

Women are naturally secretive, and they like to do their own secreting.

A trusty comrade is always of use; and a chronicler still more so.

A trusty comrade is always of use; and a chronicler still more so.

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...

It has long been an axiom of mine that the little things are infinitely the...

It has long been an axiom of mine that the little things are infinitely the...

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

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

My mind rebels at stagnation. Give me problems, give me work, give me the most...

My mind rebels at stagnation. Give me problems, give me work, give me the most...

Where there is no imagination there is no horror.

Where there is no imagination there is no horror.

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.