When the kids think they know more than the adults, they sometimes need a reminder.
You're right that "the smart ones" know that they need some of life's experiences before they lose some of their ignorance. Not all of them "get it" before they graduate.
"He said because Evanston students are so focused on other cultures, they "don't know anything about World War II," and "They've probably never heard the name Adolf Hitler"
sounded like he was talking about my former school Oh yes and that senior that says Everyone Knows about WWII is so full of his school. I would challenge him to find the battlesite for Guadalcanal on a map