There can be no doubt that the hope of finding reason to believe such theses as these has been the chief inspiration of many life-long students of philosophy.
But of his main theses he proves none, and what evidence we have tells against them. At the Museum of La Plata I found that the authorities were practically a unit in regarding his remains of tertiary men and proto- men as being either the remains of tertiary American monkeys or of American Indians from strata that were long post-tertiary.