After the Bible, Koran, or any other book that serves as a guideline to your religion and perhaps your country's Constitution,
the next book on your table/shelf should be this one. It is written the most simplified conversational day-to-day English.
It suggests practical behavioral patterns and values to eliminate corruption. It is colloquial, comical, 'dramatical, ' emotional, factual, fictional, formal, fundamental, informal, inspirational,...