Depend upon it, there is nothing so unnatural as the commonplace.

If my future were black, it was better surely to face it like a man than to attempt to brighten it by mere will-o’-the-wisps of the imagination.

Detection is, or ought to be, an exact science, and should be treated in the same cold and unemotional manner.

I carry my own church about under my own hat," said I. "Bricks and mortar won't make a staircase to heaven. I believe with your Master that the human heart is the best temple.

From a drop of water a logician could infer the possibility of an Atlantic or a Niagara without having seen or heard of one or the other.

Keep your revolver near you night and day, and never relax your precautions.

Amberley excelled at chess - a mark, Watson, of a scheming mind.