The private detective of fiction is a fantastic creation who acts and speaks like a real man. He can be completely realistic in every sense but one, that one sense being that in life as we know it such a man would not be a private detective.

It was a blonde. A blonde to make a bishop kick a hole in a stained-glass window.

Love interest nearly always weakens a mystery because it introduces a type of suspense that is antagonistic to the detective's struggle to solve the problem. It stacks the cards, and in nine cases out of ten, it eliminates at least two useful suspects. The only effective love interest is that which creates a personal hazard for the detective - but which, at the same time, you instinctively feel to be a mere episode. A really good detective never gets married.

There are two kinds of truth; the truth that lights the way and the truth that warms the heart. The first of these is science, and the second is art. Without art science would be as useless as a pair of high forceps in the hands of a plumber. Without science art would become a crude mess of folklore and emotional quackery.

Love interest nearly always weakens a mystery because it introduces a type of suspense that is antagonistic to the detective's struggle to solve a problem.

There was a desert wind blowing that night. It was one of those hot dry Santa Anas that come down through the mountain passes and curl your hair and make your nerves jump and your skin itch. On nights like that every booze party ends in a fight. Meek little wives feel the edge of the carving knife and study their husbands' necks. Anything can happen. You can even get a full glass of beer at a cocktail lounge.

I guess God made Boston on a wet Sunday.