فكرة الكتاب بسيطة جدا وقد قال النبي صلي الله عليه وسلم (أنا عند ظن عبدى بى فليظن بى ماشاء إن خير فخير وإن شر فشر But naturally the a little something such as growth in London assets selling prices or maybe the Wall Avenue crash and subsequent Terrific Depression do https://www.youtube.com/watch?v=dDU2ccHcBbU