The only greatness for man is immortality.

To grasp the full significance of life is the actor's duty; to interpret it his problem; and to express it his dedication. Being an actor is the loneliest thing in the world. You are all alone with your concentration and imagination, and that's all you have. Being a good actor isn't easy. Being a man is even harder. I want to be both before I'm done.

I wouldn't like me, if I had to be around me.

What do we need all that for?”If a picture is psychologically motivated, if there is truth in the relationship in it, then I think that picture will do good. I firmly believe Rebel Without A Cause is such a picture.

You're tearing me apart!

Reality doesn't have any preconceived ideas. You've got to learn how to smoke the cigarette, not act smoking the cigarette. You need to drink the drink, not act drinking the drink. You've got to do things and not show them.

If you’re not afraid, if you take everything you are, everything worthwhile in you and direct it at one goal, one ultimate mark, you’ve got to get there.