The only countries that are outside of [ Nuclear Non-Proliferation Treaty] are Israel, Pakistan, India, and North Korea withdrew in the last few years.

One goes to Nature only for hints and half-truths. Her facts are crude until you have absorbed them or translated them ... It is not so much what we see as what the thing seen suggests.

How beautiful the leaves grow old. How full of light and color are their last days.

Look up at the miracle of the falling snow,—the air a dizzy maze of whirling, eddying flakes, noiselessly transforming the world, the exquisite crystals dropping in ditch and gutter, and disguising in the same suit of spotless livery all objects upon which they fall.

Every walk to the woods is a religious rite, every bath in the stream is a saving ordinance. Communion service is at all hours, and the bread and wine are from the heart and marrow of Mother Earth.

Nature comes home to one most when one is at home. The stranger and traveler finds her a stranger and traveler also.

Life is a struggle, but not a warfare.