Malthus has been buried many times, and Malthusian scarcity with him. But as Garrett Hardin remarked, anyone who has to be reburied so often cannot be entirely dead. – Herman E. Daly, Steady-State Economics, 1977

We abuse land because we regard it as a commodity belonging to us. When we see land as a community to which we belong, we may begin to use it with love and respect. – Aldo Leopold, A Sand County Almanac

Every creature is better alive than dead, men and moose and pine trees, and he who understands it aright will rather preserve its life than destroy it. – Henry David Thoreau, "Chesuncook," The Maine Woods, 1848