There were studies that asked people in different cultures to draw pictures of their enemies, and the pictures all looked remarkably the same. They always had exaggerated canine teeth and a certain sort of expression. That led to speculation about whether at an earlier stage in the human experience we were hunted by some sort of carnivore.

I have been around military technology people a lot because of my role in virtual reality I've seen weapons from conception to implementation. And there is an extraordinary gadget lust that drives the military. So it's possible that war is just the ultimate expression of creativity.

The upheavals [of artificial intelligence] can escalate quickly and become scarier and even cataclysmic,” the New York Times tech columnist once wrote. “Imagine how a medical robot, originally programmed to rid cancer, could conclude that the best way to obliterate cancer is to exterminate humans who are genetically prone to the disease.

I'm not in any sense anti-Facebook.

To me, to say that war isn't evil is to say that nothing is evil.

I'm an advocate of human nature.

An intelligent person feels guilty for downloading music without paying the musician, but they use this free-open-culture ideology to cover it.