When we are talking about Dr. Ali Ezzat Begovic, the AUTHOR of this book, we stand before a thinker politician; He was the first Muslim president of Bosnia and Herzegovina, and he tried to protect her from all the foreign waves that he coveted from Nazism to socialism, and he is a conscious intellectual, many languages ​​occurred, and he got many degrees. Begovich provides us with his own diligence in the interpretation of the phenomenon of human existence, and the vehicles of our lives return to two parts: spirit and substance.