Never get angry. Never make a threat. Reason with people.

She emptied her mind of all thought of herself, of her children, of all anger, of all rebellion, of all questions. Then with a profound and deeply willed desire to believe, to be heard, as she had done every day since the murder of Carlo Rizzi, she said the necessary prayers for the soul of Michael Corleone.

If anything in this life is certain...if history has taught us anything, it's that you cn kill anyone.

Santino, never let anyone outside the family know what you are thinking. Never let them know what you have under your fingernails. I think your brain is going soft from all that comedy you play with that young girl. Stop it and pay attention to business. Now get out of my sight.

I want to tell you a story. I have no other vanity.

I find the only thing that really stands up, better than gambling, better than booze, better than women, is reading.

Even as a young man, Vito Corleone became known as a "man of reasonableness." He never uttered a threat. He always used logic that proved to be irresistible. He always made certain that the other fellow got his share of profit. Nobody lost. He did this, of course, by obvious means. Like many businessmen of genius he learned that free competition was wasteful, monopoly efficient. And so he simply set about achieving that efficient monopoly.