Nature has no accidents, she wastes no material and everything has a
purpose. If you put up a good fight to live she will usually come to
your rescue and give you enough of whatever is needed to tide you over.
If you don't, she says you are not fit to people the earth and lets you
go without a pang. Thus she weeds out all but the strong--and evolution
marches on.
Causes of Racial Characteristics
This inherent potentiality for altering the organism to meet the
demands of the environment is especially noticeable in races and is the
reason for most racial differences.
Differences in environment--climate, altitude and topography
necessitated most of these physical differentiations which today enable
us to know at a glance whether a man belongs to the white race, the
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