Food consists not just in piles of chemicals; it also comprises a set of social and ecological relationships, reaching back to the land and outward to other people.

Not everyone can afford to eat well in America, which is a literal shame, but most of us can: Americans spend less than 10 percent of their income on food, less than the citizens of any other nation.

Better to pay the grocer than the doctor.

The correlation between poverty and obesity can be traced to agricultural policies and subsidies.

Ecology also teaches that all life on earth can be viewed as a competition among species for the solar energy captured by green plants and stored in the form of complex carbon molecules. A food chain is a system for passing those calories on to species that lack the pant's unique ability to synthesize them from sunlight.

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

I have no scientific training at all. I was an English major in school. Everything I learned about science I've learned as a journalist would, finding out what I needed to know.