This paper clearly states Ishmael Sadok frames and limits for unambiguous dialogue. This book is simply a must! The question posed by the current importance of the Muslim community throughout the francophone situation requires all knowledge of the foundations of Islam. This book is also addressed to Muslims, since the person and work of Jesus Christ are made by a specialist in Islamic thought. According to Ishmael Sadok: "Only clear answers, scripture, which meet the need of rational and logical consistency ingrained in the hearts of everyone to Islamic culture are effective."