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spec: A crusade to retake the Holy Land was sometimes a mere pipe dream , sometimes a serious proposal during the course of the century . Psychiatrists William C. Menninger and Jerome D. Frank have both pointed to the fact that the behavior among nations displays many of the symptoms of psychologically sick individuals - - e.g ., paranoid suspiciousness , pettiness , extreme self-centeredness , tension , and the need to see the " enemy " as all bad and one 's own group as all good.10 Also , psychological insight may suggest methods for dealing with deep-rooted resistances to change , teaching us to probe the depths of personality and to recognize irrational factors . The authors concluded that a key factor in determining the effectiveness of the levy was `` community capacity to understand and act on local environmental problems , indexed by measures of information , education and bargaining power '' ( Afsah et al. 1996 ) . In any case , it is my understanding that we are not here on this occasion to probe the frontiers of knowledge , but to draw attention to the gravity of urban malnutrition and to lend support to sensible initiatives from both economic and nutrition perspectives . When it comes to preventing diaper rash , there 's no compelling evidence that cloth diapers are better than disposable diapers or vice versa , though disposables may keep baby 's skin slightly drier . Mega lasers , such as the National Ignition Facility , offer new opportunities for pursuing experimental science under extreme conditions of temperature and density Cauble said Livermore scientists are conducting further research , using diamond anvil cells to probe the properties of matter under the relevant extreme conditions of pressure and compression found in the interiors of giant gas planets , such as Jupiter . Penn investigators have a rich history in the study of the cytoskeleton and motility and have been very successful in developing collaborative , multi-disciplinary approaches using advanced technologies to probe the mechanisms driving cellular dynamics . I sought advice from two professionals in my network - - a friend in the human-resources field and a career counselor . Many banks , both large and small , already have begun to probe the possibilities of credit scoring techniques for small-business markets .