There is no conceivable human action which custom has not at one time justified and at another condemned.

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.

Technology made large populations possible; large populations now make technology indispensable.

A humanist is anyone who rejects the attempt to describe or account for man wholly on the basis of physics, chemistry or animal behaviour.

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

To be reminded that one is very much like other members of the animal kingdom is often funny...though...I do not too much mind being somewhat like a cat.

We have not merely escaped from something but into something... We have joined the greatest of all communities, which is not that of man alone but of everything which shares with us the great adventure of being alive.