Keep close to Nature's heart... and break clear away, once in awhile, and climb a mountain or spend a week in the woods. Wash your spirit clean.

Most people are on the world, not in it-- having no conscious sympathy or relationship to anything about them-- undiffused seporate, and rigidly alone like marbles of polished stone, touching but seporate.

In drying plants, botanists often dry themselves. Dry words and dry facts will not fire hearts.

It is always interesting to see people in dead earnest, from whatever cause, and earthquakes make everybody earnest.

Raindrops blossom brilliantly in the rainbow, and change to flowers in the sod, but snow comes in full flower direct from the dark, frozen sky.

All the world was before me and every day was a holiday, so it did not seem important to which one of the world's wildernesses I first should wander.

To the lover of pure wildness Alaska is one of the most wonderful countries in the world.