Modification Quote by Charles Darwin

“Natural selection is a blind and undirected consequence of the interaction between variation and the environment. Natural selection exists only in the continuous present…

— Henry Gee

Natural selection involves no plan, no goal, and no direction — just genes increasing and decreasing in frequency depending on whether individuals with those…

— Randolph M. Nesse

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

— Lynn Margulis

Natural selection is anything but random.

— Richard Dawkins

People will say, "You're never going to convince me that something as complicated as an eye could come about by sheer chance." And the…

— Richard Dawkins

Natural selection is a mechanism for generating an exceedingly high degree of improbability.

— Ronald Fisher

Darwinian natural selection only yields adaptation to changing local environments, and better function in an immediate habitat might just as well be achieved by…

— Stephen Jay Gould

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 has ensured that each species achieves the requisite effect somehow, but it doesn't care, so to speak, how the trick is done.

— David Papineau

The basic formulation, or bare-bones mechanics, of natural selection is a disarmingly simple argument, based on three undeniable facts (overproduction of offspring, variation, and…

— Stephen Jay Gould

Natural selection is not the only process that changes organisms over time. But is the only process that seemingly designs organisms over time.

— Steven Pinker