Is the Gap Bridgeable?

Power Line's John Hinderaker asks some pointed questions about life in 21st century America.

Is there any basis on which we can share governance of America with people who hate our country and our traditions, institutions, culture and freedoms? Why, exactly, should we want to do so? Is there any set of shared assumptions and values that will allow normal Americans and leftists to work together as fellow citizens? One begins to wonder.

He imagines the outcome will be either separation into two countries or extreme federalism, which are alternatives I've explored. His column isn't too long and the whole thing is worth your time.