Do humanity’s moral standards change with time, or are there certain things that would shock people in any era?

Humanity’s moral standards change with time.

Explanation:

Humanity’s moral standards have changed through history, and from culture to culture. Let´s think of one of the most condemnable acts in most current societies: incest. It´s a cultural taboo in most civilizations.

However, incestuous marriages were normal throughout the Graeco-Roman period of Egyptian history. Furthermore, European royal families looking for intermarriages that could strengthen political alliances ended up becoming extremely inbred.

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