Iam not a polack. people from poland are poles, not polacks. but what i am is a one hundred percent american, born and raised in the greatest country on earth and proud as hell of it, so don't ever call me a polack.

Referring to  A Streetcar Named Desire (Entering the name of the speaker)

The speaker of the quote above is: Stanley

In the story, Stanley Kowalski is depicted to has a very  basic and fundamental way of thinking which allows for no subtleties and no refinements. 
He tend to oversimplify everything that comes in front of him and having a very traditional view on the role of men and women in the society.

It depends on what you believe, if you’re christian that you would have been told that the first humans were created by god and that we’re all decedent's from adam and eve but scientist say otherwise