Man can and must prevent the tragedy of famine in the future instead of merely trying with pious regret to salvage the human wreckage of the famine, as he has so often done in the past.

There are no miracles in agricultural production.

The green revolution has an entirely different meaning to most people in the affluent nations of the privileged world than to those in the developing nations of the forgotten world.

Almost certainly, the first essential component of social justice is adequate food for all mankind. Food is the moral right of all who are born into this world. Yet today 50 percent of the world’s population goes hungry. Without food, man can live at most but a few weeks; without it, all other components of social justice are meaningless.

Almost certainly, however, the first essential component of social justice is adequate food for all mankind.

We are 6.6 billion people now. We can only feed 4 billion. I don't see 2 billion volunteers to disappear.

To this day, I enjoy nature, the luxury of undisturbed wilderness, forests, mountains, lakes, rivers and deserts and their wildlife. But I also know that the greatest danger to their perpetuity is the pressure of human population.