Aristotle said time is a measure of change, and this movie is about changing in time, through time, while remaining the same person. That's a philosophical paradox and a moral dilemma. But 'Casablanca' says it's possible. You can have both. That's what it means. And that's my wish for you: that you would have both.
Robert McKeeAngry contradiction of the patriarch is not creativity; it's delinquency calling for attention. Difference for the sake of difference is as empty an achievement as slavishly following the commercial imperative.
Robert McKee