It is horrifying that we have to fight our own government to save the environment.
The activist is not the man who says the river is dirty. The activist is the man who cleans up the river.
Forests are the lungs of our land.
Never doubt that a small group of thoughtful, committed citizens can change the world; indeed, it's the only thing that ever has.
When one tugs at a single thing in nature, he finds it attached to the rest of the world.
We abuse land because we regard it as a commodity belonging to us. When we see land as a community to which we belong, we may begin to use it with love and respect.
The use of solar energy has not been opened up because the oil industry does not own the sun.
There are no passengers on spaceship earth. We are all crew.
We abuse land because we regard it as a commodity belonging to us.
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 we are doing to the forests of the world is but a mirror reflection of what we are doing to ourselves and to one another.
The universe is not required to be in perfect harmony with human ambition.
We do not inherit the earth from our ancestors; we borrow it from our children
We never know the worth of water till the well is dry.
All things are bound together. All things connect.
The ultimate test of a man's conscience may be his willingness to sacrifice something today for future generations whose words of thanks will not be heard.
How wonderful it is that nobody need wait a single moment before starting to improve the world.
I would feel more optimistic about a bright future for man if he spent less time proving that he can outwit Nature and more time tasting her sweetness and respecting her seniority.
I think the environment should be put in the category of our national security. Defense of our resources is just as important as defense abroad. Otherwise what is there to defend?
Man is a complex being: he makes deserts bloom - and lakes die.
or simply:
