The more outre' and grotesque an incident is the more carefully it deserves to be examined, and the very point which appears to complicate a case is, when duly considered and scientifically handled, the one which is most likely to elucidate it.

...it is only when a man goes out into the world with the thought that there are heroisms all round him, and with the desire all alive in his heart to follow any which may come within sight of him, that he breaks away... from the life he knows, and ventures forth into the wonderful mystic twilight land where lie the great adventures and the great rewards.

I suppose I shall have to compound a felony as usual.

Critics kind never mind! Critics flatter no matter! Critics blame all the same! Do your best damn the rest!

I have heard, Mr. Holmes, that you can see deeply into the manifold wickedness of the human heart.

There is but one step from the grotesque to the horrible.

You're not hurt, Watson? For God's sake, say that you are not hurt!" It was worth a wound -- it was worth many wounds -- to know the depth of loyalty and love which lay behind that cold mask. The clear, hard eyes were dimmed for a moment, and the firm lips were shaking. For the one and only time I caught a glimpse of a great heart as well as of a great brain. All my years of humble but single-minded service culminated in that moment of revelation.