Even the lifelong traveler knows but an infinitesimal portion of the Earth's surface. Those who have written best about the land and its wild inhabitants...have often been stay-at-home naturalists...concentrating their attention and affection on a relatively small area.

Nature is shy and noncommittal in a crowd. To learn her secrets, visit her alone or with a single friend, at most. Everything evades you, everything hides, even your thoughts escape you, when you walk in a crowd.

Reduce the complexity of life by eliminating the needless wants of life, and the labors of life reduce themselves.

In nature, there is less death and destruction than death and transmutation.

Our minds, as well as our bodies, have need of the out-of-doors. Our spirits, too, need simple things, elemental things, the sun and the wind and the rain, moonlight and starlight, sunrise and mist and mossy forest trails, the perfumes of dawn and the smell of fresh-turned earth and the ancient music of wind among the trees.

How many beautiful trees gave their lives that today's scandal should, without delay, reach a million readers.

Whenever there is an organized movement to persuade people to believe or do something, whenever an effort is made to "propagate" a creed or set of opinions or convictions or to make people act as we want them to act, the means employed are called propaganda.