Man could not stay there forever. He was bound to spread to new regions, partly because of his innate migratory tendency and partly because of Nature's stern urgency.

History in its broadest aspect is a record of man's migrations from one environment to another.

Although mountains may guide migrations, the plains are the regions where people dwell in greatest numbers.

In America the most widespread type of forest is the evergreen coniferous woodland of the north.

America forms the longest and straightest bone in the earth's skeleton.

The coast of British Columbia was one of the three chief centers of aboriginal America.

The buffalo is a surprisingly stupid animal.

Geologists are rapidly becoming convinced that the mammals spread from their central Asian point of origin largely because of great variations in climate.

We are learning, too, that the love of beauty is one of Nature's greatest healers.

Year by year we are learning that in this restless, strenuous American life of ours vacations are essential.

As a matter of fact, an ordinary desert supports a much greater variety of plants than does either a forest or a prairie.

Judge tenderly, if you must. There is usually a side you have not heard, a story you know nothing about, and a battle waged that you are not having to fight.

I am astonished at the pleasure one experiences in doing good

There had been moments when she felt he had almost forgiven her. She would always remember those moments.

The only thing I can tell you is when it's there, you know it. And when it ain't, no amount of wishful thinking will make it so.

I expect a zombie to show up on Sesame Street soon, teaching kids to count.

Whatever is referred to must exist. Let us call this the axiom of existence.

I began to measure things in absence instead of presence.

Why are men talking about what clothes they're wearing? It's so unmanly, I think. It's like Versailles before the Revolution, without the style.

The world was going on as usual. All the time she was writing the world had continued.

Sends Nature forth the daughter of the skies... To dance on earth, and charm all human eyes.