1. “Green is the prime color of the world, and that from which its loveliness arises.” – Pedro Calderon de la Barca
2. “Earth provides enough to satisfy every man’s needs, but not every man’s greed.” – Mahatma Gandhi
3. “I only went out for a walk and finally concluded to stay out till sundown, for going out, I found, was really going in.” –
4. “Here is your country. Cherish these natural wonders, cherish the natural resources, cherish the history and romance as a sacred heritage, for your children and your children’s children. Do not let selfish men or greedy interests skin your country of its beauty, its riches, or its romance.” – Theodore Roosevelt
5. “Keep close to Nature’s heart and break clear away, once in a while, and climb a mountain or spend a week in the woods. Wash your spirit clean.” – John Muir
6. “There has never been a time on Earth like we see today. What we need are more ways to experience our interconnectedness—it is a precursor to deep love. So in this quickening light, with the dawn of each new day, let us look for love. Let us no longer struggle. Let us ever become who we most want to be. As we begin to be who we truly are, the world will be a better place.” – John Denver
7. “What is the use of a house if you haven’t got a tolerable planet to put it on?” – Henry David Thoreau
8. “When the well is dry, we know the worth of water.” – Benjamin Franklin
9. “I believe in God, only I spell it Nature.” – Frank Lloyd Wright
10. “On Earth Day, we celebrate all the gifts the world and nature make available to us. We recognize our complete dependence on its bounty, and we acknowledge the need for good stewardship to preserve its fruits for future generations.” – John Hoeven
11. “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.” – Chief Seattle
12. “Climb the mountains and get their good tidings. Nature’s peace will flow into you as sunshine flows into trees. The winds will blow their own freshness into you, and the storms their energy, while cares will drop away from you like the leaves of Autumn.” – John Muir
13. “In every walk with nature, one receives far more than he seeks.” – John Muir
14. “Celebrate Earth Day! A time to recognize the gains we have made. A time to create new actions to accelerate environmental progress. Protect our planet not only on Earth Day, but everyday!” – Ciaran Lynch
15. “There are no passengers on spaceship earth. We are all crew.” – Marshall McLuhan
16. “Look deep into nature, and then you will understand everything better.” – Albert Einstein
17. “I really wonder what gives us the right to wreck this poor planet of ours.” –
18. “Everything in the universe has a rhythm, everything dances.” – Maya Angelou
19. “What you do makes a difference, and you have to decide what kind of difference you want to make.” –
20. “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.” – E. B. White
21. “And forget not that the earth delights to feel your bare feet and the winds long to play with your hair.” – Khalil Gibran
22. “Nature, to be commanded, must be obeyed.” –
23. “The earth is what we all have in common.” – Wendell Berry
24. “The proper use of science is not to conquer nature, but to live in it.” – Barry Commoner
25. “Celebrate Earth Day every day.” – John Denver
26. “If a man walks in the woods for love of them half of each day, he is in danger of being regarded as a loafer. But if he spends his days as a speculator, shearing off those woods and making the earth bald before her time, he is deemed an industrious and enterprising citizen.” – Henry David Thoreau
27. “Everything is connected. Connectivity is going to be the key to addressing these issues, like contaminants and climate change. They’re not just about contaminants on your plate. They’re not just about the ice depleting. They’re about the issue of humanity. What we do every day—whether you live in Mexico, the United States, Russia, China—can have a very negative impact on an entire way of life for an entire people far away from that source.” – Sheila Watt-Cloutier
28. “Today, I have grown taller from walking with the trees.” – Karle Wilson Baker
29. “The materials of wealth are in the earth, in the seas, and in their natural and unaided productions.” – Daniel Webster
30. “There is pleasure in the pathless woods, there is rapture in the lonely shore, there is society where none intrudes, by the deep sea, and music in its roar; I love not man the less, but Nature more.” – Lord Byron
31. “Nature does not hurry, yet everything is accomplished.” – Laozi
32. “Sooner or later, we will have to recognise that the Earth has rights, too, to live without pollution. What mankind must know is that human beings cannot live without Mother Earth, but the planet can live without humans.” – Evo Morales
33. “Trees are the earth’s endless effort to speak to the listening heaven.” – Rabindranath Tagore
34. “Humanity is on the march, earth itself is left behind.” – David Ehrenfeld
35. “The environment is where we all meet; where all have a mutual interest; it is the one thing all of us share.” – Lady Bird Johnson
36. “Forests are the lungs of our land.” – Franklin D. Roosevelt
37. “As we begin to comprehend that the earth itself is a kind of manned spaceship hurtling through the infinity of space, it will seem increasingly absurd that we have not better organized the life of the human family.” – Hubert H. Humphrey
38. “Earth Day is the first holy day and is devoted to the harmony of nature. The celebration offends no historical calendar, yet it transcends them all.” – Margaret Mead
39. “Now I know why I’m here. Not for a closer look at the moon, but to look back at our home—the Earth.” – Alfred Worden
40. “There would be very little point in exhausting myself and other conservationists themselves in trying to protect animals and habitats if we weren’t at the same time raising young people to be better stewards.” – Jane Goodall
41. “The earth has a skin and that skin has diseases; one of its diseases is called man.” – Friedrich Nietzsche
42. “The use of solar energy has not been opened up because the oil industry does not own the sun.” – Ralph Nader
43. “And this, our life, exempt from public haunt, finds tongues in trees, books in the running brooks, sermons in stones, and good in everything.” – William Shakespeare
44. “I’m not an environmentalist. I’m an Earth warrior.” – Darryl Cherney
45. “The good man is the friend of all living things.” – Mahatma Gandhi
46. “Suburbia is where the developer bulldozes out the trees, then names the streets after them.” – Bill Vaughan
47. “Do something. Pay your rent for the privilege of living on this beautiful, blue-green, living Earth.” – David Foreman
48. “I believe in what I do beyond a shadow of a doubt. I gave my word to this tree and to all the people that my feet would not touch the ground until I had done everything in my power to make the world aware of this problem and to stop the destruction.” – Julia Hill
49. “Strange is our situation here on Earth.” – Albert Einstein
50. “The threat to the planet is us. It’s actually not a threat to the planet—it’s a threat to us.” – Margaret Atwood
51. “There is a quality even meaner than outright ugliness or disorder, and this meaner quality is the dishonest mask of pretended order, achieved by ignoring or suppressing the real order that is struggling to exist and to be served.” – Jane Jacobs
52. “We can pay the ecological debt by changing economic models, and by giving up luxury consumption, setting aside selfishness and individualism, and thinking about the people and the planet Earth.” – Evo Morales
53. “Most human beings have an almost infinite capacity for taking things for granted.” –
54. “Thank God men cannot fly, and lay waste the as well as the Earth.” – Henry David Thoreau
55. “The fate of the living planet is the most important issue facing mankind.” – Gaylord Nelson
56. “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.” – Gaylord Nelson
57. “Till now, man has been up against Nature; from now on he will be up against his own nature.” – Dennis Gabor
58. “I wake up in the morning asking myself what can I do today, how can I help the world today.” – Julia Hill
59. “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.” – Gaylord Nelson
60. “We shall require a substantially new manner of thinking if mankind is to survive.” – Albert Einstein
61. “To cherish what remains of the Earth and to foster its renewal is our only legitimate hope of survival.” – Wendell Berry
62. “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?” – Robert Redford
63. “A true conservationist is a man who knows that the world is not given by his fathers, but borrowed from his children.” – John James Audubon
64. “If we are ever to halt climate change and conserve land, water and other resources, not to mention reduce animal suffering, we must celebrate Earth Day every day—at every meal.” – Ingrid Newkirk
65. “We are in an environmental crisis which threatens the survival of this nation, and of the world as a suitable place of human habitation.” – Barry Commoner
66. “It seems to me that the natural world is the greatest source of excitement; the greatest source of visual beauty; the greatest source of intellectual interest. It is the greatest source of so much in life that makes life worth living.” – David Attenborough
67. “It is already too late to avoid mass starvation.” – Denis Hayes
68. “Civilization will end within 15 or 30 years unless immediate action is taken against problems facing mankind.” – George Wald
69. “My world, my Earth, is a ruin. A planet spoiled by the human species. We multiplied and fought and gobbled until there was nothing left, and then we died. We controlled neither appetite nor violence; we did not adapt. We destroyed ourselves. But we destroyed the world first.” – Ursula K. Le Guin
70. “If we aim for what is no longer possible, we will achieve only delusion and frustration. But if we aim for genuinely worthwhile goals that can be attained, then even if we have less energy at our command and fewer material goods available, we might nevertheless still increase our satisfaction in life.” – Richard Heinberg
71. “Earth Day 1970 was irrefutable evidence that the American people understood the environmental threat and wanted action to resolve it.” – Barry Commoner
72. “The future will be green, or not at all. This truth lies at the heart of humankind’s most pressing challenge—to learn to live in harmony with the Earth on a genuinely sustainable basis.” – Jonathon Porritt
73. “The earth is wise. It has given itself into the keeping of all, and all are therefore accountable.” –
74. “Environmentally friendly cars will soon cease to be an option. They will become a necessity.” – Fujio Cho
75. “Never doubt that a small group of thoughtful, committed citizens can change the world; indeed, it’s the only thing that ever has.” – Margaret Mead
76. “It is not man the ecological crisis threatens to destroy, but the quality of human life.” – Rene Dubos
77. “We are either going to have a future where women lead the way to make peace with the Earth or we are not going to have a human future at all.” – Vandana Shiva
78. “The long fight to save wild beauty represents democracy at its best. It requires citizens to practice the hardest of virtues—self-restraint.” – Edwin Way Teale
79. “Earth Day reminds the people of the world of the need for continuing care which is vital to Earth’s safety.” – Margaret Mead
80. “Man must feel the earth to know himself and recognize his values. God made life simple. It is man who complicates it.” – Charles Lindbergh
81. “When one tugs at a single thing in nature, he finds it attached to the rest of the world.” – John Muir
82. “An understanding of the natural world and what’s in it is a source of not only a great curiosity but great fulfillment.” – David Attenborough
83. “The study of history is a powerful antidote to contemporary arrogance. It is humbling to discover how many of our glib assumptions, which seem to us novel and plausible, have been tested before, not once but many times and in innumerable guises; and discovered to be, at great human cost, wholly false.” – Paul Johnson
84. “Those who contemplate the beauty of the earth find reserves of strength that will endure as long as life lasts.” – Rachel Carson
85. “You can’t be suspicious of a tree, or accuse a bird or a squirrel of subversion or challenge the ideology of a violet.” – Hal Borland
86. “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.” – Thomas A. Edison
87. “The wealth of the nation is its air, water, soil, , 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.” – Gaylord Nelson
88. “Live in each season as it passes—breathe the air, drink the drink, taste the fruit.” – Henry David Thoreau
89. “I thank you, God, for this most amazing day—for the leaping green spirits of trees, and for the blue dream of sky and for everything which is natural, which is infinite.” – E. E. Cummings
90. “Never does nature say one thing and wisdom another.” – Juvenal
91. “To see a world in a grain of sand and a heaven in a wildflower.” –
92. “Hold infinity in the palm of your hand.” – William Blake
93. “God made life simple. It is man who complicates it.” – Charles Lindbergh
94. “All of us have a God in us, and that God is the spirit that unites all life—everything that is on this planet.” – Wangari Maathai
95. “Spring has returned. The Earth is like a child that knows poems.” – Rainer Maria Rilke
96. “We came all this way to explore the Moon, and the most important thing is that we discovered the Earth.” – William Anders
97. “The land is sacred. These words are at the core of your being. The land is , the rivers our blood. Take our land away and we die.” – Mary Brave Bird