in the countries conquered by Alexander, the Greek language and culture spread. New cities are founded. Greeks and Macedonians continued to migrate to the East. But different peoples with their own culture and religion have lived here for a long time. Communication between Greeks and other peoples contributed to the mutual enrichment of cultures.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.