I don't consider myself to be that radical a thinker.

Terrorist bombings, like rampage shootings, are events that maximize the amount of publicity per amount of damage. That's why people do them, because they know they will set off a media frenzy.

Conventions are unstated agreements within a community to abide by a single way of doing things - not because there is any inherent advantage to the choice, but because there is an advantage to everyone making the same choice.

America had, for one thing, lived in anarchy for - until much more recently than Europe. We had the Wild West, where the cliche of the cowboy movies was the nearest sheriff is 90 miles away, and so you had to pack a gun and defend yourself.

Unfortunately, creative people are at their most creative when writing their autobiographies.

Feminism as a movement for political and social equity is important, but feminism as an academic clique committed to eccentric doctrines about human nature is not. Eliminating discrimination against women is important, but believing that women and men are born with indistinguishable minds is not. Freedom of choice is important, but ensuring that women make up exactly 50 percent of all professions is not. And eliminating sexual assaults is important, but advancing the theory that rapists are doing their part in a vast male conspiracy is not.

The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.