The real cause of personal existence is not the favor of the Almighty, but the sexual love of one's earthly parents.
quote by Ernst Haeckel
Added by Lucian Velea
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Both of these branches of evolutionary science, are, in my opinion, in the closest causal connection; this arises from the reciprocal action of the laws of heredity and adaptation.
quote by Ernst Haeckel
Added by Lucian Velea
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