I was planning to take a leisurely trip this summer, but now I think I'll have to change my plans. Instead I'll probably have to take a crash course in Sensitivity for the Culturally Unaware. Maybe it's because I grew up in Chicago, perhaps the most culturally diverse city in the country. Maybe it's because I have a mulatto niece and nephew. Maybe it's because my cousin's last name is now Hernandez. Maybe it's because my wife's cousin is a Native American. Or maybe it's because we Poles have borne the brunt of more jokes than any other ethn ....