Greenberg H R, Greenberg R R
Psychiatr Q. 1980 Fall;52(3):222-30. doi: 10.1007/BF01071739.
Emigration took the people out of traditional, accustomed environments and replanted them in strange ground among strangers, where modes of behavior were no longer adequate, for the problems of life were new and different. With old ties snapped, men faced the enormous compulsion of working out new relationships, new meaning to their lives, often under harsh and hostile circumstances...
移民使人们离开了传统的、熟悉的环境，将他们重新安置在陌生的土地上，周围都是陌生人，在那里，以往的行为方式已不再适用，因为生活中的问题既新鲜又不同。旧有的纽带断裂，人们常常在恶劣和充满敌意的环境下面临着建立新关系、赋予生活新意义的巨大压力……
