When the planes still swoop down and aerial spray a field in order to kill a predator insect with pesticides, we are in the Dark Ages of commerce.

Good management is the art of making problems so interesting and their solutions so constructive that everyone wants to get to work and deal with them.

Most floods are caused by man, not weather; deforestation, levee construction, erosion, and overgrazing all result in the loss of ecosystem services.

All is connected ... no one thing can change by itself.

What I see everywhere in the world are ordinary people willing to confront despair, power, and incalculable odds in order to restore some semblance of grace, justice, and beauty to this world.

Business is the only mechanism on the planet today powerful enough to produce the changes necessary to reverse global environments and social degradation.

The future belongs to those who understand that doing more with less is compassionate, prosperous, and enduring, and thus more intelligent, even competitive.

The first rule of sustainability is to align with natural forces, or at least not try to defy them

Always leave enough time in your life to do something that makes you happy, satisfied, even joyous. That has more of an effect on economic well-being than any other single factor.

Don't be put off by people who know what is not possible. Do what needs to be done, and check to see if it was impossible only after you are done.

The most unrealistic person in the world is the cynic, not the dreamer.

Bravery comes one day at a time.

As a guiding principle, life shrinks and life expands in direct proportion to your willingness to assume risk.

I've never minded being disciplined. I'd always rather have a quiet evening in than go to a wild party. Discipline for me has always been the foundation which leaves me free to fly.

I remember the day I found out my draft status. I was really floored and kind of staggered around in a daze. It just hadn't occurred to me that I could end up in Vietnam

We must move beyond an anemic view of our faith as something only personal and private, with no public dimension, and instead see it as the source of power that can change the world.

Nobody dreams of music in hell, and nobody conceives of heaven without it.

I think it is only in hindsight that you can determine whether something is a mistake or not.

A tremendous amount of energy is freed up when you feel that your vision is actually respected and cared for by the people you're working with.

In the end, the question is not, how do we use nature to serve our interests? It's how can we use humans to serve nature's interest?'

Preferred three hours quicker over one moment late.