Hunger is a people-made phenomenon, so the central issue is power: the power of those who make the decisions about what is grown and who, or what, it's grown for.

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.

Every aspect of our lives is, in a sense, a vote for the kind of world we want to live in.

After the journey around the world, writing Hope's Edge, I began to see that it is not possible to know what's possible - and therein lies our freedom.

There are surprising turning points; there is the straw that breaks the camel's back, and you never know if your action could be the straw.

In the late 1960s, there were alarming predictions that worldwide famine was around the corner. I wondered if humans had already lost the race, overrun the Earth's capacity. I let one question lead to the next, and unearthed information that would forever change my life: Not only is there enough food in the world to feed every man, woman, and child on Earth, there is enough to make us all chubby.

We are very much social creatures who model ourselves on one another.