INFLUENCES OF ENVIRONMENT 



153 



Isolation afreets not only the jjliysieal eliaraeters ol" 

 the people but their enltural dovelox^ment as well. Sep- 

 arated from the stream of collective experience by moun- 



Fkuki; 54. Natives a(l;i[iliu^ llicir lih' to (iaiij^n'rous coiulitidii- of existence. 

 A tree-dwelling in tiic tiger iiifi'stcd jungles of liulia. 



tain barrier or sea, men retain customs and usages which 

 have long since fallen into disuse in the thronging* centers 

 of life on the neighboring plain or continent. Sardinia 

 and Corsica are two of the most primitive spots in all 

 Europe because they are islands off the main line To 

 a large extent feudal institutions of the Middle Ages pre- 

 vail. The old wooden ])low of the liomans is still in 



