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.

My sister and I, you will recollect, were twins, and you know how subtle are the links which bind two souls which are so closely allied.

Violence is sometimes a duty.

Before turning to those moral and mental aspects of the matter which present the greatest difficulties, let the inquirer begin by mastering more elementary problems.

I am somewhat exhausted; I wonder how a battery feels when it pours electricity into a non-conductor?

Perhaps, when a man has special knowledge and special powers like my own, it rather encourages him to seek a complex explanation when a simpler one is at hand.

I love and am loved by a better man than he.