The writer "Youssef Karam" embodies the concept of nature in this book in a way that highlights the importance of "metaphysics." That is, post-nature, which is the approach through which the writer sends a message to the human mind, the content of which is: The purpose of this existence is to aspire beyond existence. That is, knowing the universal truths in natural phenomena through rational consideration of the reasons for the existence of things. Then the author addresses the issue of God's existence and attributes. At the end of this book, he also links the religious duty with the natural duty, which he considers the first to be a result of the second natural duty, and he lowers religion to the status of mathematical sciences, considering that both are based on premises that lead to results. , calling for thinking that connects to the secrets of nature; Because it is synonymous with the broad horizon and unlimited knowledge.

يوسف بطرس كرم هو مفكر ومؤرخ وفيلسوف مصري، أضاء غُرَّةَ التاريخ الفلسفي بمذهبه العقلي؛ وشغل مَنْزلةً مرموقةً بين المثقفين المصريين، واضطلع بمهمة دراسة الفكر الفلسفي الغربي؛ فلم يترك حقبة في تاريخه إلا وكتب عنها، وهو يعد واحدًا من أبرز مؤسسي الفكر الفلسفي في الوطن العربي، وتعد كتاباته علامة فارقة في أدبيات الفلسفة باللغة