Earth Quote by Charles Darwin

In the beginning, there were bacteria.... [A] nearly universal assumption is that all subsequent life descended from the original life form through a continuous…

— David M. Raup

“Life on earth evolved gradually beginning with one primitive life form – perhaps a self-replicating molecule – that lived more than 3.5 billion years…

— Jerry A. Coyne

It is demonstrable from Geology that there was a period when no organic beings had existence: these organic beings must therefore have had a…

— William Buckland

I tell my students, with a feeling of pride that I hope they will share, that the carbon, nitrogen, and oxygen that make up…

— George Wald

The question of the origin of life is essentially speculative. We have to construct, by straightforward thinking on the basis of very few factual…

— John Desmond Bernal

All the world began with a yes. One molecule said yes to another molecule and life was born. But before prehistory there was the…

— Clarice Lispector

Everything that has ever lived, plant or animal, dates its beginning from the same primordial twitch. At some point in an unimaginably distant past,…

— Bill Bryson

Life began three and a half billion years ago, necessarily about as simple as it could be, because life arose spontaneously from the organic…

— Stephen Jay Gould

Everything in the world began with a yes. One molecule said yes to another molecule and life was born.

— Clarice Lispector

“In the book of Job, the Lord demands, “Where wast thou when I laid the foundations of the earth?” “I was there!”-surely that is…

— Peter Matthiessen

“Everything in the world began with a yes. One molecule said yes to another molecule and life was born. But before prehistory there was…

— Clarice Lispector

Sometime in the first billion years, life appeared on the earth's surface. Slowly, the fossil record indicates, living organisms climbed the ladder from simple…

— Robert Jastrow