Not my species, not my problem.

The facts of variability, of the struggle for existence, of adaptation to conditions, were notorious enough; but none of us had suspected that the…

— Anonymous

The extinction of Homo Sapiens would mean survival for millions, if not billions, of Earth-dwelling species. Phasing out the human race will solve every…

— Ingrid Newkirk

I think it's in our nature to try to get beyond that next horizon. I think that when we as a species are scratching…

— Ron Howard

“I've decided that has been the great achievement of our age: to so thoroughly flood the planet with megabits that every image and fact…

— Alan Lightman

Communism... is the genuine resolution of the antagonism between man and nature and between man and man; it is the true resolution of the…

— Karl Marx

This is the gift of your species and this is the danger, because you do not choose to control your imaginings. You imagine wonderful…

— Michael Crichton

Each individual is a species unto him/herself.

— Rudolf Steiner

The rationale which accompanies that imposition of male authority euphemistically referred to as 'the battle of the sexes' bears a certain resemblance to the…

— Kate Millett

One must believe that every living thing whatsoever must change insensibly in its organization and in its form... One must therefore never expect to…

— Jean-Baptiste Lamarck

What our species needs, above all else, is a generally accepted ethical system that is compatible with the scientific knowledge we now possess.

— Anonymous

I hold flesh-food to be unsuited to our species. We err in copying the lower animal world if we are superior to it.

— Mahatma Gandhi

Neither novels or their readers benefit from any attempts to divine whether any facts hide inside a story. Such efforts attack the very idea…

— John Green

If our species is to survive, our future will probably require outposts beyond our own planet.

— Lawrence M. Krauss

Throughout human history, as our species has faced the frightening, terrorizing fact that we do not know who we are, or where we are…

— Timothy Leary

For successful education there must always be a certain freshness in the knowledge dealt with. It must be either new in itself or invested…

— Alfred North Whitehead