1.
Liberty will not long survive the total extinction of morals.
Samuel Adams
2.
I'm quite mad by nature, and it's my craziness that has saved me from extinction.
Marco Pantani
3.
The choice, however, is as clear now for nations as it was once for the individual: peace or extinction.
Lester B. Pearson
4.
What man really fears is not so much extinction, but extinction with insignificance.
Ernest Becker
5.
In pushing other species to extinction, humanity is busy sawing off the limb on which it perches.
Paul R. Ehrlich
6.
If we do not save the environment, then whatever we do in civil rights will be of no meaning, because then we will have the equality of extinction.
James L. Farmer, Jr.
8.
We have no ethical obligation to preserve the different breeds of livestock produced through selective breeding One generation and out. We have no problems with the extinction of domestic animals. They are creations of human selective breeding.
Wayne Pacelle
9.
In the landscape of extinction, precision is next to godliness.
Samuel Beckett
10.
All scientists agree that evolution has occurred-that all life comes from a common ancestry, that there has been extinction, and that new taxa, new biological groups, have arisen. The question is, is natural selection enough to explain evolution? Is it the driver of evolution?
Lynn Margulis
11.
The extinction of the human race will come from its inability to EMOTIONALLY comprehend the exponential function.
Edward Teller
12.
Education without execution is extinction
Bo Sanchez
13.
Humans have made a huge hole in nature in the last 10,000 years. [With de-extinction,] we have the ability now, and maybe the moral obligation, to repair some of the damage.
Stewart Brand
14.
One can live with the thought of one's own death. It is the thought of the death of the words and books that is terrifying for that is the deeper extinction.
Lance Morrow
15.
A blaze of love and extinction, was better than a lantern glimmer of the same which should last long years.
Thomas Hardy
16.
If in your lifetime you watch a species go extinct, or plummet almost to the point of extinction, that is a sign that something really serious is going on.
Elizabeth Kolbert
17.
We have no problem with the extinction of domestic animals.
Wayne Pacelle
18.
For the complete extinction of the state, complete Communism is necessary.
Vladimir Lenin
19.
In an individual, selfishness uglifies the soul; for the human species, selfishness is extinction.
David Mitchell
20.
Its haunting to realize that half of the languages of the world are teetering on the brink of extinction.
Wade Davis
21.
The problems of this world are only truly solved in two ways: by extinction or duplication.
Susan Sontag
22.
The money to be made is clearly more important than the extinctions we cause, including our own.
Guy R. McPherson
23.
All of humanity is in peril of extinction if each one of us does not dare, now and henceforth, always to tell only the truth, and all the truth, and to do so promptly - right now.
R. Buckminster Fuller
24.
Since after extinction no one will be present to take responsibility, we have to take full responsibility now.
Jonathan Schell
25.
There are certain prehistoric things that swim beyond extinction.
Karen Russell
26.
We advocate biodiversity for biodiversity's sake. It may take our extinction to set things straight.
David Foreman
27.
This fundamental subject of Natural Selection will be treated at some length in the fourth chapter; and we shall then see how Natural Selection almost inevitably causes much Extinction of the less improved forms of life and induces what I have called Divergence of Character.
Charles Darwin
28.
Cats aren't really friendly, they're just cozying up to the dominant life-form as a hedge against extinction.
Jasper Fforde
29.
Amidst the vicissitudes of the earth's surface, species cannot be immortal, but must perish, one after another, like the individuals which compose them. There is no possibility of escaping from this conclusion.
Charles Lyell
30.
Deeper than temperature and the extinction of the polar bear is the idea that we all share this beautiful, ailing planet, Democrats and Republicans alike.
Sheryl Crow
31.
We live in a time where we have more extinction happening on our planet than since the dinosaurs were wiped out 50 million years ago.
Jeff Corwin
32.
If we somehow put a value on species extinction and factor that into our costs that bottom line would look very different. IF we put any resource depletion into costs our bottom line would change. So what we have is a dishonest market that does not take into account all the costs when it establishes its prices. We need an honest marketplace before we can let the market work for sustainability rather than against it as it works today.
Ray Anderson
33.
It is peoples' fantasies of what is true that is so extraordinary. That that we were born and that we face eternal extinction after death is an extraordinary fantasy.
Brian Perkins
34.
America has faced much more difficult times, including potential national extinction, without flinching.
Nick Clooney
35.
The public image of dinosaurs is tainted by extinction. It's hard to accept dinosaurs as a success when they are all dead. But the fact of ultimate extinction should not make us overlook the absolutely unsurpassed role dinosaurs played in the history of life.
Robert T. Bakker
36.
Death is not extinction. Neither the soul nor the body is extinguished or put out of existence.
Oliver Lodge
37.
It is even harder to realize that this present universe has evolved from an unspeakably unfamiliar early condition, and faces a future extinction of endless cold or intolerable heat. The more the universe seems comprehensible, the more it seems pointless.
Steven Weinberg
38.
We have decisively changed the carbon cycle, the nitrogen cycle, and the rate of extinction.
Rob Nixon
39.
I can't visualize the situation in which we nuke ourselves into extinction.
John Keegan
40.
To dismiss the current extinction wave on the grounds that extinctions are normal events is like ignoring a genocidal massacre on the grounds that every human is bound to die at some time anyway.
Jared Diamond
41.
Most evolving lineages, human or otherwise, when threatened with extinction, don't do anything special to avoid it.
George C. Williams
42.
I accept extinction as best explaining disjoined species. I see that the same cause must have reduced many species of great range to small, and that it may have reduced large genera to so small, and of families.
Asa Gray
43.
Yet it is necessary to hope, though hope should always be deluded, for hope itself is happiness, and its frustrations, however frequent, are yet less dreadful than its extinction.
Samuel Johnson
44.
The physical extinction of the human race is one possibility.
Vernor Vinge
45.
But when we are following the light, even its extinction is a guide.
George MacDonald
47.
The diminution of public virtue is usually attended with that of public happiness, and the public liberty will not long survive the total extinction of morals.
Samuel Adams
48.
[On women:] We are all yeses. We are worthy enough, we passed inspection, we survived the great fetal oocyte extinctions. In that sense, at least - call it a mechanospiritual sense - we are meant to be. We are good eggs, every one of us.
Natalie Angier
49.
Corporate America is a 20th-century dinosaur, trembling on the edge of extinction, and the only way for you to have a genuinely secure future is for you to take control of that future.
Robert Kiyosaki
50.
What is the extinction of a condor to a child who has never seen a wren?
Robert Pyle