“While disputes about overpopulation, racial equality, pesticides, resource limits, nuclear power, biotechnology, and global warming may appear to be about different subjects, they are ultimately but different faces of the same conflict: a fundamental debate over the worth of humankind.”

“While disputes about overpopulation, racial equality, pesticides, resource limits, nuclear power, biotechnology, and global warming may appear to be about different subjects, they are ultimately but different faces of the same conflict: a fundamental debate over the worth of humankind.”

— Robert Zubrin