Man is by definition the first and primary weed. Weeds are not the other. Weeds are us.

Stop eating before you're full.

One surprise is how deeply the food system is implicated in climate change. I don't think that has really been on people's radar until very recently. 25 to 33 percent of climate change gases can be traced to the food system. I was also surprised that those diseases that we take for granted as what will kill us - heart disease, cancer, diabetes - were virtually unknown 150 years ago, before we began eating this way.

Farms produce a lot more than food; they also produce a kind of landscape and a kind of community.

Are we, finally, speaking of nature or culture when we speak of a rose (nature), that has been bred (culture) so that its blossoms (nature) make men imagine (culture) the sex of women (nature)? It may be this sort of confusion that we need more of.

It's really important for your health, because you will never use as much salt and fat and sugar as a corporation will use cooking for you.

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