The cockroach and the bird were both here long before we were. Both could.

Nature takes no account of even the most reasonable of human excuses.

A book ... unlike a television program, moving picture or any other 'modern means of communication' ... can wait for years, yet be available at any moment when it happens to be needed.

There is no such thing as a dangerous woman; there are only susceptible men.

The wilderness and the idea of wilderness is one of the permanent homes of the human spirit.

The snow itself is lonely or, if you prefer, self-sufficient. There is no other time when the whole world seems composed of one thing and one thing only.

An abundance of some good things is perfectly compatible with the scarcity of others; that life is everywhere precarious, man everywhere small.