(19) Mansoor Hashemi Khorasani believes that the earth is never empty from the “Caliph of God” and his reason for this belief is the rational necessity of the existence of God’s Caliph on earth to teach the whole Islam and its implementation in a pure and complete way on one hand, and the word of God who has clearly said: “Undoubtedly I set a Caliph on the earth” on the other hand. (Section: Questions and answers)