A finite world can support only a finite population; therefore, population growth must eventually equal zero.

Every measured thing is part of a web of variables more richly interconnected than we know.

We see only what we have names for.

In an approximate way, the logic of commons has been understood for a long time, perhaps since the discovery of agriculture or the invention of private property in real estate.

Religious reasons, which is no reason. I notice Skeptic had a review of Dennett's book, Darwin's Dangerous Idea. Religious reasons amount to what Dennett terms "skyhooks." Do you believe in skyhooks? I don't.

Ruin is the destination toward which all men rush, each pursuing his own best interest in a society that believes in the freedom of the commons.

No one should be able to enter a wilderness by mechanical means.