Oh, Spring is surely coming, Her couriers fill the air; Each morn are new arrivals, Each night her ways prepare; I scent her fragrant garments, Her foot is on the stair.

One summer day, while I was walking along the country road on the farm where I was born, a section of the stone wall opposite me, and not more than three or four yards distant, suddenly fell down. Amid the general stillness and immobility about me the effect was quite startling. ... It was the sudden summing up of half a century or more of atomic changes in the material of the wall. A grain or two of sand yielded to the pressure of long years, and gravity did the rest.

Do not despise your own place and hour. Every place is under the stars, every place is the center of the world.

[Theodore Roosevelt] was a naturalist on the broadest grounds, uniting much technical knowledge with knowledge of the daily lives and habits of all forms of wild life. He probably knew tenfold more natural history than all the presidents who had preceded him, and, I think one is safe in saying, more human history also.

I go to nature to be soothed and healed, and to have my senses put in order.

Certainly in the United States, you have a constituency in the form of the weapons laboratories, and you also have the branches of the armed services that are involved with nuclear weapons deployment, especially the naval submarine operations and also the air force's land-based ICBM operations. So they have a big lobby in Washington.

Love is the measure of life; only so far as we love do we really live.