Nature is indifferent to the survival of the human species, including Americans.

As citizens of this democracy, you are the rulers and the ruled, the law-givers and the law-abiding, the beginning and the end. Democracy is a high privilege, …

Understanding human needs is half the job of meeting them.

In America any boy may become President, and I suppose it's just one of the risks he takes.

It is far from easy to determine whether she [Nature] has proved to man a kind parent or a merciless stepmother.

We're terrible animals. I think that the Earth's immune system is trying to get rid of us, as well it should.

Think of the earth as a living organism that is being attacked by billions of bacteria whose numbers double every forty years. Either the host dies, or the vir…