Causes Quote by Charles Darwin

“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

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

Although much remains obscure, and will long remain obscure, ... I am convinced that Natural Selection has been the main but not exclusive means…

— 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

I would give absolutely nothing for the theory of Natural Selection, if it requires miraculous additions at any one stage of descent.

— Charles Darwin

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

— Friedrich Nietzsche

“Thus, as I believe, natural selection will tend in the long run to reduce any part of the organisation, as soon as it becomes,…

— Charles Darwin

“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

One of the effects of civilization is to diminish the rigour of the application of the law of natural selection. It preserves weakly lives…

— Francis Galton

“If artificial selection can make such major changes in so short a period of time, what must natural selection, working over billions of years,…

— Carl Sagan

... if variations useful to any organic being do occur, assuredly individuals thus characterized will have the best chance of being perserved in the…

— Charles Darwin

It is natural selection that gives direction to changes, orients chance, and slowly, progressively produces more complex structures, new organs, and new species. Novelties…

— Francois Jacob