Said Nursi, also spelled Said-i Nursî or Said-i Kurdî, and commonly known with the honorifics Bediüzzaman and Üstad among his followers, was a Kurdish Sunni Muslim theologian who wrote the Risale-i Nur Collection, a body of Qur'anic commentary exceeding six thousand pages. Believing that modern science and logic was the way of the future, he advocated teaching religious sciences in secular schools and modern sciences in religious schools.