But today, we live in a place Taleb calls “Extremistan,” subject to the “tyranny of the singular, the accidental, the unseen and the unpredicted.” Technology has allowed us to create weaponry that can strafe the planet in minutes. Lone individuals can alter the course of history. People kill each other every day without much physical exertion. And, at the same time, we have become ever more interdependent. What happens on one continent now has consequences for another.

