That we're headed in a bad direction? That's about the only thing that's valid, and it's so vague and general in the given context that it's sorta pointless to actually admit that he's right about something. "no longer teach.... why we are exceptional" Bull shit we don't. Our entire culture is centered around how exceptional we are, that we're number 1, FUCK YA. In fact, if anything, this is why the second part of his sentence is also true: "Students by and large cannot write, think critically, read, or articulate." They have such an ego about them that they don't realize they cant' do these things, or don't care because, hey, they're American and they're the best.
Even a broken clock is right twice a day.