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For the story of
scientific achievement is the greatest epic the world has ever known,
and like the great national epics of bygone ages, should quicken the
life of the nation by a realization of its powers and a picture of its
possibilities.


CREATIVE CHEMISTRY
La Chimie possede cette faculte creatrice a un degre plus
eminent que les autres sciences, parce qu'elle penetre plus
profondement et atteint jusqu'aux elements naturels des etres.
--_Berthelot_.


I
THREE PERIODS OF PROGRESS

The story of Robinson Crusoe is an allegory of human history. Man is a
castaway upon a desert planet, isolated from other inhabited worlds--if
there be any such--by millions of miles of untraversable space. He is
absolutely dependent upon his own exertions, for this world of his, as
Wells says, has no imports except meteorites and no exports of any kind.
Man has no wrecked ship from a former civilization to draw upon for
tools and weapons, but must utilize as best he may such raw materials as
he can find.


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