I confess my own leisure to be spent entirely in search of adventure, without regard to prudence, profit, self improvement, learning, or any other serious thing.

To build a road is so much simpler than to think of what the country really needs.

Our remnants of wilderness will yield bigger values to the nation's character and health than they will to its pocketbook, and to destroy them will be to admit that the latter are the only values that interest us.

Agricultural science is largely a race between the emergence of new pests and the emergence of new techniques for their control.

I love all trees, but I am in love with pines.

Land health is the capacity for self-renewal in the soils, waters, plants, and animals that collectively comprise the land.

There is time not only to see who has done what, but to speculate why.