So...
French people stink.
Southern Americans are uneducated.
Black people are violent.
White people are out of touch.
Mexican people steal.
Germans are Nazis.
Americans are oppressive.
Polish people are stupid.
Italians are mafia members.
Scottish people are tight with money.
Chinese people are cheap.
Japanese people are electronics wizards.
Koreans are the stepchildren of Asia.
Native Americans are alcoholics.
Hawaiians are lazy.
Portuguese people are dumb.
Samoans are thugs.
The British are superior to everyone else.
Finnish people live in their saunas.
Russians are Communists.
Anyone from the Middle East is a terrorist.
Did I miss any?
Edited to add: I'm several of the above.
