The face she made at me was probably meant for a smile. Whatever it was, it beat me. I was afraid she'd do it again, so I surrendered

The people who lie the most are nearly always the clumsiest at it, and they're easier to fool with lies than most people, too. You'd think they'd be on the look-out for lies, but they seem to be the very ones that will believe almost anything at all.

Nora: "How do you feel?" Nick: "Terrible. I must've gone to bed sober.

...What disturbed him was the discovery that in sensibly ordering his affairs he had got out of step, and not into step, with Life.

It's sometimes better to pretend I don't hear the sound of somebody in the nearby woods with a shotgun.

The cheaper the crook, the gaudier the patter.

I couldn't be fonder of you if you were my own son. But, well, if you lose a son, its possible to get another. There's only one Maltese Falcon.