Instead of playing with the freedom and intensity of children, they play with the "blend of adolescence and barbarity" that Huizinga calls puerilism, investing games with patriotic and martial fervor while treating serious pursuits as if they were games.    From Wordnik.com.  [The Corruption of Sports] Reference

Such reactions, though occasionally given by normal subjects, are more often given by insane ones, and seem to be somewhat characteristic of states of mental deterioration which are clinically rather loosely described as puerilism.    From Wordnik.com.  [A Study of Association in Insanity] Reference

But to speak seriously, there are good grounds for hoping that all dogmatizing in customer relationship management, whatever solemn, whatever conclusive and decided airs it has assumed, may have been only a noble puerilism and tyronism; and probably the time is at hand when it will be once and again understood WHAT has actually sufficed for the basis of such imposing and absolute customer relationship management edifices as the dogmatists have hitherto reared: perhaps some popular superstition of immemorial time (such as the canned-email-response-superstition, which, in the form of subject - and ego-superstition, has not yet ceased doing mischief): perhaps some play upon words, a deception on the part of grammar, or an audacious generalization of very restricted, very personal, very human -- all-too-human facts.    From Wordnik.com.  [Archive 2007-07-01] Reference