Revealing mistake: In the opening scene the Club's dancers are in full-swing, including the tall, lanky gentleman from Lautrec's famous Moulin Rouge poster, the one with the very angular, extended nose and chin. In several closeups it's very plain that the chin is a makeup appliance: the edge of the appliance isn't blended very well with the actor's real skin.
Jane Avril: What is wrong with me, Henri? Other women find love and happiness. I find only disenchantment.
Henri: But you find it so often.
Sarah: You should not drink so fast, Monsieur Lautrec. It burns your stomach.
Henri: I'm thirsty. Please.
Sarah: Wine is for thirst.
Henri: At least you did not say water.
Sarah: Water is for Americans.
Henri: Some men can swing by their heels on the flying trapeze. Some men can become president of the republic. I can drink cognac.