文化差异会引起不同民族人们之间的误解、沮丧甚至敌意。文化是一个民族的人们共同的价值观和信仰。对于学习外国语言的人来说,了解其他的国家和民族的文化是非常重要的。弄清文化差异的起因有助于消除不必要的误解和由此而产生的不愉快。本文分三个方面阐述引起东西方文化差异的一些历史原因。 Cultural differences can cause misunderstandings, frustrations and even hostility among people of different ethnic groups. Culture is the common values ​​and beliefs of people in a nation. For people learning a foreign language, it is important to understand the cultures of other countries and nations. Understanding the causes of cultural differences helps to eliminate unnecessary misunderstandings and the resulting unhappiness. This article elaborates some historical reasons that cause the cultural differences between East and West in three aspects.