If we cannot know what's possible, then we are free to do that which is pulling our hearts and that which is life serving.

On the one hand, our social nature is our greatest beauty - it means that we have natural empathy and sympathy. But our social nature also means that we may let ourselves be controlled by the judgments of others, precisely because we care so much about our status in community.

Hunger is not caused by a scarcity of food but a scarcity of democracy.

Approaches to growing food that align with nature changed human relationships.

[O]ur greatest contributions to the cause of freedom and development overseas is not what we do over there, but what we do right here at home.

Each of us carries within us a worldview, a set of assumptions about how the world works - what some call a paradigm - that forms the very questions we allow ourselves to ask, and determines our view of future possibilities.

We got hooked on grain-fed meat just as we got hooked on gas guzzling automobiles. Big cars made sense only when oil was cheap; grain-fed meat makes sense only because the true costs of producing it are not counted.