Ernst Mayr

Evolution as such is no longer a theory for a modern author. It is as much a fact as that read more

Evolution as such is no longer a theory for a modern author. It is as much a fact as that the earth revolves around the sun.

Scientific progress consists in the development of new concepts.

Scientific progress consists in the development of new concepts.

Every politician, clergyman, educator, or physician, in short, anyone dealing with human individuals, is bound to make grave mistakes if read more

Every politician, clergyman, educator, or physician, in short, anyone dealing with human individuals, is bound to make grave mistakes if he ignores these two great truths of population zoology: (1) no two individuals are alike, and (2) both environment and genetic endowment make a contribution to nearly every trait.

To take an unequivocal stand, it seems to me, is of greater heuristic value and far more likely to stimulate read more

To take an unequivocal stand, it seems to me, is of greater heuristic value and far more likely to stimulate constructive criticism than to evade the issue.

...democracy can be interpreted to assert not only equality before the law but also essentialistic identity in all respects. This read more

...democracy can be interpreted to assert not only equality before the law but also essentialistic identity in all respects. This is expressed in the claim, "All men are created equal," which is something very different from the statement, "All men have equal rights and are equal before the law." Anyone who believes in the genetic uniqueness of every individual thereby believes in the conclusion, "No two individuals are created equal.".