Knowing true samples of Imams and Caliphs is one of the topics

Knowing true samples of Imams and Caliphs is one of the topics that its cognition in combination with stubbornness, ignorance, and misunderstanding, not only cause divisions within the Shiite and Sunni Muslims, but also resulted in different sects within each of these sects.
Knowing the pure Islam which is the result of relationship between the Quran and Ahlal_Bayt and understanding the savior sect is relied on true method of researching and strong argument in especial Imamate.
criticizing of different methods of knowing true samples of Imams and Caliphs andattention to prophet method in selection Caliphate and his enphacis on explanation method of Hadith and big attention of all Islamic sects to explanation method of Hadith will mention that this method is better than other methods (rashnallity-consulation-consensus of nation). In this research writer will provide a solution to select a method in leadership offuture Islamiccivilization in a way that special relation exist between different methods.