“And you are made of a hundred trillion cells. We are, each of us, a multitude.”— Carl Sagan Related Quotes “Genetics might be adequate for explaining microevolution, but microevolutionary changes in gene frequency were not seen as able to turn a reptile into a mammal or to convert a fish into an amphibian. Microevolution looks at adaptations that concern the survival of the fittest, not the arrival of the fittest… The origin of species — Darwin’s problem — remains unsolved.”— Scott F. Gilbert “None can reply – all seems eternal now. The wilderness has a mysterious tongue, which teaches awful doubt.”— Charles Darwin “DNA is like a computer program but far, far more advanced than any software ever created.”— Bill Gates