Something changed between the two men, namely [Donald ] Trump started slinging mud on Twitter about [Ted] Cruz`s wife, Heidi, including a mean comparing her looks unfavourably to his own.

What the issue here is, you get rid of all the conservative orthodoxy about capital gains, marginal tax rate, supply side economics, you just throw all that out the window, limited government and you just embrace the sheer and raw politics of resentment that have been bubbling the whole time and that`s what you get. You get Donald Trump.

Like one of [Donald] Trump`s sons said this is a huge step down for him to run for president. Like he`s not doing it - let`s just be clear.

Donald Trump got himself very far to the left. When he was considering running for president in 2000, he was for a 13 percent wealth tax on wealthy people to retire the national debt.

We ask the education system to expiate the sins of the rest of the society and then condemn it as hopelessly broken when it doesn't prove up to the task.

Once you start thinking about growth of economy, it's hard to think about anything else.

The issue of the American justice system is so much broader than any one party, or any area of the country, or any one policy, because the totality of it is that it's driven by the underlying politics. The underlying politics are white fear and wrath and punishment. And that's what tends to be consistent. As I say in the book, that's the magnet that's drawing the iron filings into alignment. That's the thing that's powering all of it. The gravitational pole of those politics operate on each of these disparate little actors.