Climate change is the biggest governing challenge we face. It's the biggest governing challenge I think we've ever faced.

California became the last state in the west to regulate groundwater usage. The state`s first-ever mandatory water restrictions soon followed.

Like Trump`s presidential bid, the Brexit campaign has been driven largely by fears of cultural penetration, immigrant invasion, and the genuine crisis of Middle East refugees dying to get into Europe, all channeled into a kind of inward-turning form of ethno-nationalism.

Generally the impulse to find justice through punitive measures can be a kind of quicksand. What James Whitman, the scholar I cite in the chapter of my book, talks about as an urge to level down, I think you see that everywhere. We're going to be a punitive society, so we might as well level out that punitiveness. Bankers and college swim stars and everyone face that same kind of wrath.

I think politically there is less juice to be squeezed out of that orange in the Democratic side. I mean, my feeling is your median Democratic voter, they`re angry at the banks or they`re not psyched about companies that outsource and things like that.

Screenwriting Joe Eszterhas have always talked about the charm of evil.

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.