There seems to me to be absolutely no limit to the inanity and credulity of the human race. Homo Sapiens! Homo idioticus!

The weak man becomes strong when he has nothing, for then only can he feel the wild, mad thrill of despair.

Nothing clears up a case so much as stating it to another person.

It is stupidity rather than courage to refuse to recognize danger when it is close upon you.

And once again Mr. Sherlock Holmes is free to devote his life to examining those interesting little problems which the complexity of human life so pletifuly presents.

Skill is fine, and genius is splendid, but the right contacts are more valuable than either.

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.