As women are empowered, violence can come down, for a number of reasons. By all measures, men are the more violent gender.

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

One of the perks of being a psychologist is access to tools that allow you to carry out the injunction to know thyself.

Climate change could produce a lot of misery and waste without necessarily leading to large-scale armed conflict, which depends more on ideology and bad governance than on resource scarcity.

We are visual creatures. Visual things stay put, whereas sounds fade.

The foundation of individual rights is the assumption that people have wants and needs and are authorities on what those wants and needs are. If people's stated desires were just some kind of erasable inscription or reprogrammable brainwashing, any atrocity could be justified.

The reason the United States is not so likely to invade Iran is precisely because of the lessons learned from Iraq. And conversely, the Iranian push towards nuclear capability is calculated to deter invasions like the kind deposing Saddam Husain.