Memorable Quotes and quotations from J. W. SchopfJ. W. SchopfJ. W. Schopf - - For four-fifths of our history, our planet was populated by pond scum. |
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Memorable Quotes and quotations from J. W. SchopfJ. W. SchopfJ. W. Schopf - - For four-fifths of our history, our planet was populated by pond scum. |
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