Democracy is an imperfect way of steering between the violence of anarchy and the violence of tyranny, with the least violence you can get away with.

Photography is a demanding action sport. The light can change so quickly. I often find myself sprinting so that I can catch the perfect light falling on a photogenic subject.

Anything that makes it easier to imagine trading places with someone else increases your moral consideration for that other person.

The human capacity for compassion is not a reflex that is triggered automatically by the presence of another living thing.

The likelihood that inborn differences are one contributor to social status does not mean that it is the only contributor.

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.

The typical imperative from biology is not "Thou shalt... ," but "If ... then ... else.