If the mystery novel is at all realistic (which it very seldom is) it is written in a certain spirit of detachment; otherwise nobody but a psychopath… - Raymond Chandler

Without magic, there is no art. Without art, there is no idealism. Without idealism, there is no integrity. Without integrity, there is nothing but production.

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.

Hammett wrote at first (and almost to the end) for people with a sharp, aggressive attitude to life. They were not afraid of the seamy side of things; they lived there. Violence did not dismay them; it was right down their street. Hammett gave murder back to the kind of people that commit it for reasons, not just to provide a corpse; and with the means at hand, not hand-wrought dueling pistols, curare and tropical fish. He put these people down on paper as they were, and he made them talk and think in the language they customarily used for these purposes