What Johnny will not teach himself, Johnny will never know.

  But where the dead leaf fell, there did it rest

  Sluice irrigation
  Vernon L. Smith, "The Primitive Hunter Culture, Pleistocene Extinction & The
  Rise of Agriculture." Journal of Political Economics, 83. 1975 727-56

  What johnny will not teach himself,
  johnny will never know...
  And regarding the nutritional status of
  the Aborigine...


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