Beavers Quote by Robert Ardrey

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

— Henry Gee

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

— Stephen Jay Gould

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

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

— Lynn Margulis

“...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 reason for natural selection's great success is that it provides a satisfying explanation of how evolution might have occurred: individual organisms vary, and…

— John Tyler Bonner

And yet, strange to say, now that the truth [of natural selection] is recognized by most cultivated people...now more than ever, in the history…

— Herbert Spencer

“Pity thwarts the whole law of evolution, which is the law of natural selection. It preserves whatever is ripe for destruction;”

— Friedrich Nietzsche