Brigid: I haven't lived a good life - I've been bad, worse than you could know. Spade: That's good, because if you actually were as innocent as you pretend to be, we'd never get anywhere.

I don t mind a reasonable amount of trouble.

I've been as bad an influence on American literature as anyone I can think of.

The problem with putting two and two together is that sometimes you get four, and sometimes you get twenty-two.

Joel Cairo: You always have a very smooth explanation ready. Sam Spade: What do you want me to do, learn to stutter?

Listen, darling, tomorrow I'll buy you a whole lot of detective stories, but don't worry your pretty little head over mysteries tonight.

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.

My way of learning is to heave a wild and unpredictable monkey-wrench into the machinery.

Feed the lettuce to the bunny and eat the bunny.

I once knew a man who stole a Ferris Wheel.

The cheaper the crook, the gaudier the patter.

the matured understands mistakes as a necessary growth path to maturity

I'm just an insomniac struggling for a night where I don't dream of you anymore.

Aww." Sarah patted Mr Trinozka on one of his shoulders. "How cute are you?" She turned to Charlotte. "I love country monsters." Sarah, Witch of the 13th Generation

The vices of some men are magnificent.

Never follow anyone else's path, unless you're in the woods and you're lost.

However unchristian it may seem, I do not even bear any ill feeling towards myself.

Once you've started down that road to self-discovery, no matter how treacherous the path before you, you can't turn back. The universe doesn't allow it.

Celebrity is more than a culture today; it is an industry, complete with fame factories.

If you are not long, I will wait for you all my life.

In 1999, I said that in about a decade we would see technologies such as self-driving cars and mobile phones that could answer your questions, and people criticized these predictions as unrealistic.