If we do not permit the earth to produce beauty and joy, it will in the end not produce food, either.

Conservation is a state of harmony between men and land.

After all, sustainability means running the global environment - Earth Inc. - like a corporation: with depreciation, amortization and maintenance accounts. In other words, keeping the asset whole, rather than undermining your natural capital.

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

You will die but the carbon will not its career does not end with you. It will return to the soil, and there a plant may take it up again in time, sending it once more on a cycle of plant and animal life.