What the word refraction mean?

What does a change in medium allow the audience to do?

Juanito. hey, don't leave yet. what type of work? and where? who do i see? hey, don't leave yet! the duende. (the duende stops and turns). be careful. danger. danger. (he exits.) —blanca flor, angel vigl read these lines from the play again, then rewrite them as they might appear in a novel. the answer is 'hey, don't leave yet," cried juanito. "what type of work? and where? who do i see? hey, don't leave yet! " the duende stopped and turned back to juanito. "be careful. danger," he warned. as he turned to leave, he repeated: "danger."

How did the language of the gettysburg address differ from the language in the secondary source about this speech?