Action Quote by Henry Gee

Natural selection acts solely by accumulating slight successive favorable variations, it can produce no great or sudden modification; it can act only by very…

— Charles Darwin

The real problem with natural selection is that it makes no intuitive sense. It is like quantum physics; we may intellectually grasp it, but…

— Paul Bloom

Natural selection is a theory of local adaptation to changing environments. It proposes no perfecting principles, no guarantee of general improvement

— Stephen Jay Gould

“...natural selection is daily and hourly scrutinizing, throughout the world, every variation, even the slightest; rejecting that which is bad, preserving and adding up…

— Richard Dawkins

The theory of natural selection reduces to a banal truth: if a kind of creature flourishes in a kind of situation, then there must…

— Jerry Fodor

Natural selection is anything but random.

— Richard Dawkins

“Natural selection has served as a kind of intellectual sieve, producing brains and intelligences increasingly competent to deal with the laws of nature.”

— Carl Sagan

Natural selection deals ruthlessly with any population, bird or beaver, which fails to solve the problems of its environment with all those resources, learned…

— Robert Ardrey

Natural selection is just three factors - over-production, variation, and inheritance combined to produce adaptation to changing local environments. It's not a principle or…

— Stephen Jay Gould

Natural selection eliminates and maybe maintains, but it doesn't create.

— Lynn Margulis

“Natural selection has destroyed the proof for the miraculous specific intervention of the Creator. But it has left us with the marvel of the…

— Karl Popper

“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