هذا الكتاب مناسب وجيّد للمبتدئين الذين يريدون أن يتعرفوا على مبادئ الفلسفة   https      www  hindawi  org  books  19179686    
Identify the main topic of the news article and categorize it as either spiritual, human-rights-press-freedom, business-and-economy, sports, science-and-technology, education, environment, health, art-and-entertainment, or politics. Return only the label without any explanation, justification or additional text.