Relationships are the core message of ecology.

I don't rule anything out, and I couldn't underscore more the importance of what YES! is doing to show that there are people who are pushing the edge of hope, who are stepping into the unknown and taking risks, because that will then enable others to do the same.

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.

I had the realization that hunger is not caused by scarcity of food, it is caused by the production system and an absence of democracy throughout the world.

The good life for me always meant connecting with those big, important issues that grown-ups get so excited about.

I've grown certain that the root of all fear is that we've been forced to deny who we are.

Humans need to feel effective - to feel that we can "make a dent," as he puts it. So the art of living is to find expressions appropriate to our own uniqueness in which we can experience effectiveness.