All conservation of wildness is self-defeating, for to cherish we must see and fondle, and when enough have seen and fondled, there is no wilderness left to cherish.

Harmony with land is like harmony with a friend; you cannot cherish his right hand and chop off his left.

To look into the eyes of a wolf is to see your own soul - hope you like what you see.

That dark laboratory we call the soil.

Once you learn to read the land, I have no fear of what you will do to it, or with it. And I know many pleasant things it will do to you.

The oldest task in human history: to live on a piece of land without spoiling it.

Is it possible to preserve the element of Unknown Places in our national life? Is it practicable to do so, without undue loss in economic values? I say 'yes' to both questions. But we must act vigorously and quickly, before the remaining bits of wilderness have disappeared.