His neighbor is a tooth-drawer. That bag at his girdle is full of the teeth that he drew at Winchester fair. I warrant that there are more sound ones than sorry, for he is quick at his work and a trifle dim in the eye.

We all learn by experience, and your lesson this time is that you should never lose sight of the alternative. Sherlock Holmes speaking with Dr. Watson.

Violence is sometimes a duty.

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

The good Watson had at that time deserted me for a wife, the only selfish action I can recall in our association. I was alone.

On glancing over my notes of the seventy odd cases in which I have during the last eight years studied the methods of my friend Sherlock Holmes, I find many tragic, some comic, a large number merely strange, but none commonplace; for, working as he did rather for the love of his art than for the acquirement of wealth, he refused to associate himself with any investigation which did not tend towards the unusual, and even the fantastic.

It's a very cheery thing to come into London by any of these lines which run high and allow you to look down upon the houses like this." I thought he was joking, for the view was sordid enough, but he soon explained himself. "Look at those big, isolated clumps of buildings rising up above the slates, like brick islands in a lead-coloured sea." "The board-schools." "Light-houses, my boy! Beacons of the future! Capsules with hundreds of bright little seeds in each, out of which will spring the wiser, better England of the future.