Besides the religion, what's the difference between Arabs and Jews, if they are the same people from the same part of the Middle East?

They are not the same people.

Besides, while the world “Jews” is both a religious and ethnic term, the word “Arab” is a cultural term.

Pluralism - as defined by Cambridge dictionary: “the belief that the existence of different types of people within the same society is a good thing”

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Israel, being a Jewish majority country (and because of this), is typified by:

Jews are a part of the Western Civilization and adhere to Western values. Actually, a great deal of these values stem from Jewish ethics.

Religion is far from being a major player in the Middle Eastern conflict and this follows the biggest difference between Jews and the peoples of the Middle East, colloquially named “Arabs.”

What are the reasons for people being banned from social media sites like Twitter and Instagram? Why is it considered a big deal?

There is good reason why they bear distinctive names…

Positive social mobility - and back to Cambridge dictionary: “the ability to move from one level of society to another”, namely and in practical terms, the ability of any person of any social level to change his or her level, based on personal skills and ambition.

Liberalism - as defined by Merriam-Webster: “a political philosophy based on belief in progress and stressing the essential goodness of the human race, freedom for the individual from arbitrary authority, and protection and promotion of political and civil liberties.”

How should one handle a situation where they suspect their partner of cheating, but their partner denies it and claims it is all in their head?

In a nutshell, the Arabs are the exact opposite…