It is the little causes, long continued, which are considered as bringing about the greatest changes of the earth.

Before the earth could become an industrial garbage can, it had first to become a research laboratory.

The earth is beautiful and bright and kindly, but that is not all. The earth is also terrible and dark and cruel.

In tampering with the earth, we tamper with a mystery.

Nature is often hidden, sometimes overcome, seldom extinguished.

Don’t you find it a beautiful clean thought, a world empty of people, just uninterrupted grass, and a hare sitting up?

It raineth every day, and the weather represents our tearful despair on a large scale.

Oil! Our secret god, our secret sharer, our magic wand, fulfiller of our every desire, our coconspirator, the sine qua non in all we do!

A change in the weather is sufficient to create the world and oneself anew.

Men have an extraordinarily erroneous opinion of their position in nature; and the error is ineradicable.

It seems to me that we all look at nature too much and live with her too little.

The planet keeps to the astronomer’s timetable, but the wind still bloweth almost where it listeth.

There is a time to battle against nature, and a time to obey her. True wisdom lies in making the right choice.