Ain’t nothing a man can’t do if he believes in himself.

It's a good thing [James] Dean died when he did. If he'd lived, he'd never have been able to live up to the publicity.

Major Strasser: You give him (Rick Blaine) credit for too much cleverness. My impression was that he's just another blundering American. Captain Renault: We musn't underestimate American blundering. I was with them when they blundered into Berlin in 1918.

If a face like Ingrid Bergman's looks at you as though you're adorable, everybody does. You don't have to act very much.

"The whole world is three drinks behind. If everyone in the world would take three drinks, we would have no trouble. If Stalin, Truman and everybody else in the world had three drinks right now, we’d all loosen up and we wouldn’t need the United Nations.

Unless you really understand the water, and understand the reason for being on it, and understand the love of sailing and the feeling of quietness and solitude, you don't really belong on a boat anyway. I think Hemingway said one time that the sea is the last free place on earth.

(On Ingrid Bergman) "I didn't do anything I've never done before, but when the camera moves in on that Bergman face, and she's saying she loves you, it would make anybody feel romantic."