In a finite world this means that the per capita share of the world's goods must steadily decrease.

However, I think the major opposition to ecology has deeper roots than mere economics; ecology threatens widely held values so fundamental that they must be called religious.

The social arrangements that produce responsibility are arrangements that create coercion, of some sort.

There is nothing more dangerous than a shallow thinking compassionate person

The only thing we can really count on in this uncertain world is human unreliability itself.

The rational man finds that his share of the cost of the wastes he discharges into the commons is less than the cost of purifying his wastes before releasing them.

But as population became denser, the natural chemical and biological recycling processes became overloaded, calling for a redefinition of property rights.