Don't be too clever for an audience. Make it obvious. Make the subtleties obvious also.

You know, that stuff about pink elephants, that's the bunk. It's little animals. Little tiny turkeys in straw hats. Midget monkeys coming through the keyholes.

Develop a clean line of action for your leading character

You're as good as the best thing you've ever done.

Hindsight is always twenty-twenty.

What critics call dirty in our pictures, they call lusty in foreign films.

Ah, Marilyn, Hollywood's Joan of Arc, our Ultimate Sacrificial Lamb. Well, let me tell you, she was mean, terribly mean. The meanest woman I have ever known in this town. I am appalled by this Marilyn Monroe cult. Perhaps it's getting to be an act of courage to say the truth about her. Well, let me be courageous. I have never met anyone as utterly mean as Marilyn Monroe. Nor as utterly fabulous on the screen, and that includes Garbo.