I daresay one good concert justifies a week of satisfaction at home.
Iran is not a make-believe country. It is a real country populated by some 75 million people - real people including I daresay a majority who are philosophically and by education inclined toward the modern secular world and particularly American values.
As societies grow decadent the language grows decadent too. Words are used to disguise not to illuminate action: you liberate a city by destroying it. Words are to confuse so that at election time people will solemnly vote against their own interests.