Evolution is far more than a belief or an educated guess about how people came to be as they are.
ALAN I. LESHNERAn organizing principal in fact, that describes how humans came to be.
More Alan I. Leshner Quotes
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Evolution is an organizing principle and when we call it a theory, we mean it’s a theory.
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Many, many thousands of studies that, in fact, have provided a theory.
ALAN I. LESHNER -
It is, in fact, the product of converging evidence from many, many different fields of science.
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We don’t mean that it’s a belief that someone holds.
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There is no such thing as recreational drug use.
ALAN I. LESHNER -
An organizing principal in fact, that describes how humans came to be.
ALAN I. LESHNER