Nonconformity is the highest evolutionary attainment of social animals.

...to any one for whom wild things are something more than a pleasant diversion, (conservation) constitutes one of the milestones in moral evolution.

What a dull world if we knew all about geese!

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

Never did we plan the morrow, for we had learned that in the wilderness some new and irresistible distraction is sure to turn up each day before breakfast. Like the river, we were free to wander.

The richest values of wilderness lie not in the days of Daniel Boone, nor even in the present, but rather in the future.

Too much safety seems to yield only danger in the long run.