We all have different priorities. There's no one single set of ethical rules.

Oil companies have gas stations. There's this whole huge structure that is about finding a new liquid for the tank. And the idea that maybe there shouldn't be a liquid, that maybe the best is an electrical grid, a sustainably powered electrical grid that we all plug into, that doesn't sit well with oil companies.

You have to draw lines between being a journalist and an activist.

Without such a thing as fast food, there would be no need for slow food.

There's a schizoid quality to our relationship with animals, in which sentiment and brutality exist side by side. Half the dogs in America will receive Christmas presents this year, yet few of us pause to consider the miserable life of the pig - an animal easily as intelligent as a dog - that becomes the Christmas ham.

If it came from a plant, eat it; if it was made in a plant, don't.

The whole of nature is a conjugation of the verb to eat, in the active and passive.