" Long before his death in 873 at the age of seventy-two, AI-Kindi had succumbed to prolonged depression and silence. Although a friend managed to retrieve his library by means of some subtle extortion, he never really recovered from the ordeal of his public flogging. AI-Kindi was the first major figure of Islamic scholarship to fall victim to the orthodox reaction against rationalism "

― Pervez Hoodbhoy , Islam and Science: Religious Orthodoxy and the Battle for Rationality