They follow out of religious devotion:<p><a href="https:&#x2F;&#x2F;news.vice.com&#x2F;video&#x2F;the-islamic-state-full-length" rel="nofollow">https:&#x2F;&#x2F;news.vice.com&#x2F;video&#x2F;the-islamic-state-full-length</a><p>(9:57 into the video)<p>Passenger: &quot;We are fighters.&quot;<p>Driver: &quot;I swear, we hope for hardship. We don&#x27;t want a happy life and trips, the opposite, such things take us away from God. The harder the situation is, the closer we are to God.&quot;