By so doing they will be much better able to help the rest
of the world than by progressively weakening themselves through failure
to regulate immigration.
Further, in reaching a decision on the regulation of immigration, there
are numerous kinds of results to be considered: political, social,
economic and biologic, among others. All these interact, and it is hard
to say that one is more important than another; naturally we have
limited ourselves to the biologic aspect, but not without recognizing
that the other aspects exist and must be taken into account by those who
are experts in those fields.
Looking only at the eugenic consequences, we can not doubt that a
considerable and discriminatory selection of immigrants to this country
is necessary. Both directly and indirectly, the immigration of recent
years appears to be diminishing the eugenic strength of the nation more
than it increases it.
The state would be in a stronger position eugenically (and in many other
ways) if it would decrease the immigration of unskilled labor, and
increase the immigration of creative and directing talent. A selective
diminution of the volume of immigration would tend to have that result,
because it would necessarily shut out more of the unskilled than the
skilled.
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