When Donald Trump yells at his supporters to throw somebody out of the hall - and usually that somebody is brown or black or often is - that means he's galvanizing a kind of mob spirit, which is also a racial mob spirit.

I don't know how we continue to do politics in a democracy if we simply can't listen to one another, if we simply close the door and say you are beyond redemption.

We've just been sort of spinning our wheels for such a long time, for decades really, with each new president being considered illegitimate by the other side. That's been the case ever since Bill Clinton. And it's a - you can't keep frittering away your political capital that way and expect there not to be some long-term rot that sets in.

What goes on in a person's head, what impels them to a political choice, it's a pretty complicated question.

We have all the information in the universe at our fingertips, while our most basic problems go unsolved year after year...All around, we see dazzling technological change, but no progress.

The ranks of educated professional swelled as more Americans went to college and more Americans sort of adopted a more cosmopolitan lifestyle and worldview. And as the Democrats were looking for an alternative to the unions who no longer seemed like a large enough base for the party, they found the educated who veered more toward a progressive cultural outlook, who may have had - may have been working in the financial sector, in entertainment, in media, in universities. That became really the rank and file of the Democratic Party over a long period of time.

It used to be that the working class, broadly speaking - Americans who worked with their hands, who worked in factories, who were not in management - were an interest group, a political interest group. And their main spokespersons were the Democrats. Their platform was the Democratic Party. And that began to change after the 1960s. Not for black or other working class Americans, but for white working class.