The world is full of obvious things which nobody by any chance ever observes.

The unexpected has happened so continually in my life that it has ceased to deserve the name.

You would not call me a marrying man, Watson?" "No, indeed!" "You'll be interested to hear that I'm engaged." "My dear fellow! I congrat-" "To Milverton's housemaid." "My dear Holmes!" "I wanted information, Watson.

So complex is the human spirit that it can itself scarce discern the deep springs which impel it to action.

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

It is, of course, a trifle, but there is nothing so important as trifles.

Education never ends, Watson. It is a series of lessons, with the greatest for the last.