A widespread taste for pornography means that nature is alerting us to some threat of extinction.
J. G. Ballard

America has faced much more difficult times, including potential national extinction, without flinching.
Nick Clooney

And I have lived since - as you have - in a period of cold war, during which we have ensured by our achievements in the science and technology of destruction that a third act in this tragedy of war will result in the peace of extinction.
Lester B. Pearson

At issue was the question whether this man's faith could prevail against a man whose equal faith it was that this society is sick beyond saving, and that mercy itself pleads for its swift extinction and replacement by another.
Whittaker Chambers

Death is not extinction. Neither the soul nor the body is extinguished or put out of existence.
Oliver Joseph Lodge

Don't forget this club nearly went out of extinction last year.
Alan Smith

Freedom is never more than one generation away from extinction. We didn't pass it to our children in the bloodstream. It must be fought for, protected, and handed on for them to do the same.
Ronald Reagan

Hatred is a feeling which leads to the extinction of values.
Jose Ortega y Gasset

He who refuses to learn deserves extinction.
Rabbi Hillel

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

I can't visualize the situation in which we nuke ourselves into extinction.
John Keegan

In the landscape of extinction, precision is next to godliness.
Samuel Beckett

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

It's a matter of life and death for this country. The Kenyan forests are facing extinction and it is a man-made problem.
Wangari Maathai

Land bridges were everywhere during the extinction, many species were spreading, and there were many diseases.
Robert T. Bakker

Most evolving lineages, human or otherwise, when threatened with extinction, don't do anything special to avoid it.
George C. Williams

Most of them are doomed to rapid extinction, but a few may make evolutionary inventions, such as physiological, ecological, or behavioral innovations that give these species improved competitive potential.
Ernst Mayr

No matter what we call it, poison is still poison, death is still death, and industrial civilization is still causing the greatest mass extinction in the history of the planet.
Derrick Jensen

Once again, stock markets have been threatened with extinction for almost 75 years, and I have found that stock markets are harder to kill than roaches.
Arthur Levitt

That last day does not bring extinction to us, but change of place.
Marcus Tullius Cicero