Because today's generation does not like to read introductions, it is a generation of speed and a generation that likes to reach the end in the maximum time, a generation that loves reading but loves abbreviations, and loves writing with symbols, inscriptions and secrets.
Therefore, there is no introduction, but rather a simple beginning to introduce the topics of the book.
I started writing this on Monday, December 5, 2016 in Rabat, Kingdom of Morocco.
