Look deep into nature, and then you will understand everything better.
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.
There's so much pollution in the air now that if it weren't for our lungs there'd be no place to put it all.
Never doubt that a small group of thoughtful, committed citizens can change the world; indeed, it's the only thing that ever has.
There are no passengers on spaceship earth. We are all crew.
Humankind has not woven the web of life. We are but one thread within it. Whatever we do to the web, we do to ourselves. All things are bound together. All things connect.
What is the use of a house if you haven't got a tolerable planet to put it on?
The wealth of the nation is its air, water, soil, forests, minerals, rivers, lakes, oceans, scenic beauty, wildlife habitats and biodiversity... that's all there is. That's the whole economy. That's where all the economic activity and jobs come from. These biological systems are the sustaining wealth of the world.
To see a world in a grain of sand And a heaven in a wild flower, Hold infinity in the palm of your hand, And eternity in an hour.
A true conservationist is a man who knows that the world is not given by his fathers, but borrowed from his children.
The use of solar energy has not been opened up because the oil industry does not own the sun.
Until man duplicates a blade of grass, nature can laugh at his so-called scientific knowledge. Remedies from chemicals will never stand in favor compared with the products of nature, the living cell of the plant, the final result of the rays of the sun, the mother of all life.
Those who contemplate the beauty of the earth find reserves of strength that will endure as long as life lasts.
The earth has music for those who listen.
I only went out for a walk and finally concluded to stay out till sundown, for going out, I found, was really going in.
Environmentally friendly cars will soon cease to be an option...they will become a necessity.
Never does nature say one thing and wisdom another.
Even after all this time, the sun never says to the earth, 'you owe me.' Look what happens with a love like that! It lights up the whole sky.
Until man duplicates a blade of grass, nature can laugh at his so called scientific knowledge.
There is a great need for the introduction of new values in our society, where bigger is not necessarily better, where slower can be faster, and where less can be more.
Live in each season as it passes: breathe the air, drink the drink, taste the fruit.
There is perhaps no better a demonstration of the folly of human conceits than this distant image of our tiny world.
There is a pleasure in the pathless woods, There is a rapture on the lonely shore.
Nature does not hurry, yet everything is accomplished.
The good man is the friend of all living things.
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