sentences:  Considering these conditions, one would expect a great many behavioral difficulties -- either destructiveness or sexual problems...But contrary to such expectations, no major behavior problems exist among these children.There are practically no problems of violence in the sense of serious physical assault against another member of the community, teachers, or outsiders, nor are there any serious sexual problems... What is remarkable, however, is the absence of not only major behavioral problems but the presence of a spirit of cooperation and mutual responsibility.