12 | MP introduction
thus fostered among the members of the in-group.
Social inhomogeneity, due to difference of class and race,
is expensive, to say the least. In the U.S.A., in the thirties,
crime cost every year about £ 2,600,000,000. 12,000 people were
murdered each year, fifty times as many as in Great Britain. Two
thirds of the crimes were committed by persons born outside the
U.S.A., or by their immediate descendants. In this country,
there is one policeman to every 837 persons in Engaind and Wales
outside London. But there is one policeman to every 390 London-
In the U.S.A., deliberate standardisation has been employed
to create a group uniformity of one hundred percent Americans.
People are made to live in the same kind of houses, read the
same newspapers, see the same films, etc. "The third generation
of European immigrants seen in American public schools tends
towards a uniformity of face and feature suggesting the work of
a Heavenly Henry Ford. I have seen children of Italians, Swedes,
and Greeks sitting side by side looking almost alike and talking
exactly the same." An amazing uniformity of opinion prevails
among American 'men in a car'. By cutting everybody to the same
pattern, one transforms a rabble into a nation.
The greater the stress, the greater the need for social unity.
In war time, social inequality seriously hampers the national
effort, and the propagandist has to work hard in order to make
people forget the inequality of sacrifice.
4. Pride and prejudice
Scientific discoveries are usually unwelcome, unless they
vindicate themselves by bolstering up some class or race pre-