71:3.2

Much as it is to be regretted, national egotism has been essential to social survival. The chosen people doctrine has been a prime factor in tribal welding and nation building right on down to modern times. But no state can attain ideal levels of functioning until every form of intolerance is mastered; it is everlastingly inimical to human progress. And intolerance is best combated by the co-ordination of science, commerce, play, and religion.