The life of every river sings its own song, but in most the song is long marred by the discords of misuse.

It is in midwinter that I sometimes glean from my pines... a curious transfusion of courage.

There are men charged with the duty of examining the construction of the plants, animals, and soils which are the instruments of the great orchestra. These men are called professors. Each selects one instrument and spends his life taking it apart and describing its strings and sounding boards. This process of dismemberment is called research. The place for dismemberment is called a university.

We can be ethical only in relation to something we can see, feel, understand, love, or otherwise have faith in.

Teach the student to see the land, understand what he sees, and enjoy what he understands.

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

Keeping records enhances the pleasure of the search and the chance of finding order and meaning in these events.