I consider that a man's brain originally is like a little empty attic, and you have to stock it with such furniture as you choose. [...] It is a mistake to think that that little room has elastic walls and can distend to any extent. [...] It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones.
When such men, who are beyond hope and fear, begin in their dim minds to see the source their woes, it may be an evil time for those who have wronged them. The weak man becomes strong when he has nothing, for then only can he feel the wild, mad thrill of despair.
Well, well, my dear fellow, be it so. We have shared this same room for some years, and it would be amusing if we ended by sharing the same cell. (...)
The approach to the offices of Girdlestone and Co. was not a very dignified one, nor would the uninitiated who traversed it form any conception of the commercial prosperity of the firm in question.
Life, my dear Watson, is infinitely stranger than fiction; stranger than anything which the mind of man could invent. We could not conceive the things that are merely commonplace to existence. If we could hover over this great city, remove the roofs, and peep in at the things going on, it would make all fiction, with its conventionalities and foreseen conclusions flat, stale and unprofitable.
Is there any point to which you would wish to draw my attention?' To the curious incident of the dog in the night-time.' The dog did nothing in the night-time.' That was the curious incident,' remarked Sherlock Holmes.
You will remember that I remarked the other day, just before we went into the very simple problem presented by Miss Mary Sutherland, that for strange effects and extraordinary combinations we must go to life itself, which is always far more daring than any effort of the imagination.” “A proposition which I took the liberty of doubting.” “You did, Doctor, but none the less you must come round to my view, for otherwise I shall keep on piling fact upon fact on you until your reason breaks down under them and acknowledges me to be right.
Once or twice in my career I feel that I have done more real harm by my discovery of the criminal than ever he had done by his crime. I have learned caution now, and I had rather play tricks with the law of England than with my own conscience.