The majority of U.S. high school students don't know within 50 years when the Civil War occurred.

I think America is going to have to think through whether it wants to uplift the political dialogue or advance an approach that divides and, frankly, can lead to violence.

America somehow thinks that leadership relates to governance, and it certainly does. But society is much bigger than governance, and some of the truly great leadership of our society is outside the governance arena.

There are words bandied about that are being misused - words like 'socialism,' words like 'communism,' words like 'fascism.'