The Sign of the Four

while the individual man is an insoluble puzzle, in the aggregate he becomes a mathematical certainty.

”

He smiled gently. “It is of the first importance,” he said, “not to allow your judgment to be biased by personal qualities.

Finally, I ask you to look at the inner plate, which contains the key-hole. Look at the thousands of scratches all round the hole, – marks where the key has slipped. What sober man's key could have scored those grooves? But you will never see a drunkard's watch without them. He winds it at night, and he leaves these traces of his unsteady hand.

Finally, I ask you to look at the inner plate, which contains the key-hole. Look at the thousands of scratches all round the hole, – marks where the key has slipped. What sober man's key could have scored those grooves? But you will never see a drunkard's watch without them. He winds it at night, and he leaves these traces of his unsteady hand.

Eliminate all other factors, and the one which remains must be the truth."

"In this case it certainly is so," I replied, after a little thought. "The thing, however, is, as you say, of the simplest. Would yo think me impertinent if I were to put your theories to a more severe test?"

"On the contrary," he answered, "it would prevent me from taking a second dose of cocaine. I should be delighted to look into any problem which you might submit to me."

"I was never so struck by anything in my life. I even embodied it in a small brochure with the somewhat fantastic title of 'A Study in Scarlet.'"

He shook his head sadly. "I glanced over it," said he. "Honestly, I cannot congratulate you upon it. Detection is, or ought to be, an exact science, and should be treated in the same cold and unemotional manner. You have attempted to tinge it with romanticism, which produces much the same effect as if you worked a love-story or an elopement into the fifth proposition of Euclid."

"But the romance was there," I remonstrated. "I could not tamper with the facts."

"Some facts should be suppressed, or at least a just sense of proportion should be observed in treating them. The only point in the case which deserved mention was the curious analytical reasoning from effects to causes by which I succeeded in unraveling it."

I was annoyed at this criticism of a work which had been specially designed to please him. I confess, too, that I was irritated by the egotism which seemed to demand that every line of my pamphlet should be devoted to his own special doings. More than once during the years that I had lived with him in Baker Street I had observed that a small vanity underlay my companion's quiet and didactic manner.

You have done all the work in this business. I get a wife out of it, Jones gets the credit, pray what remains for you?"
"For me," said Sherlock Holmes, "there still remains the cocaine-bottle." And he stretched his long white hand up for it

Whoever had lost a treasure, I knew that night that I had gained one

Women are never to be entirely trusted, – not the best of them

I found myself in dream-land, with the sweet face of Mary Morstan looking down upon me