His incredible untidiness, his addiction to music at strange hours, his occasional revolver practice within doors, his weird and often malodorous scientific experiments, and the atmosphere of violence and danger which hung around him made him the very worst tenant in London.

For the one and only time I caught a glimpse of a great heart as well as of a great brain.

If I had never touched Holmes, who has tended to obscure my higher work, my position in literature would at the present moment be a more commanding one.

I have frequently gained my first real insight into the character of parents by studying their children.

Our ideas must be as broad as Nature if they are to interpret Nature.

Watson. Come at once if convenient. If inconvenient, come all the same.

What a lovely thing a rose is!