The world today has become one large village. Muslims and non-Muslims live side by side and have to learn about one another, share commonalities and respect differences. At this time more than one and a half billion Muslims live in this village. Some of them are pious Muslims, trying to live in accordance with Islamic rules, whereas others do not while believing that these rules come from God (the Qur'an), from interpretations of His Messenger (the Sunnah) or the consensus of Muslim jurists (...