There is a mystery about this which stimulates the imagination; where there is no imagination there is no horror.

"I have seen those symptoms before," said Holmes, throwing his cigarette into the fire. "Oscillation upon the pavement always means an affaire de coeur."

Some facts should be suppressed, or, at least, a just sense of proportion should be observed in treating them.

Strange indeed is human nature. Here were these men, to whom murder was familiar, who again and again had struck down the father of the family, some man against whom they had no personal feeling, without one thought of compunction or of compassion for his weeping wife or helpless children, and yet the tender or pathetic in music could move them to tears.

Excellent!" I cried. "Elementary," said he.

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.

We surely know by some nameless instinct more about our futures than we think we know.