It is an undeniable privilege of every man to prove himself right in the thesis that the world is his enemy; for if he reiterates it frequently enough and makes it the background of his conduct he is bound eventually to be right.
Bio: Dhu'l-Nun al-Misri was an Egyptian Sufi saint. He was considered the Patron Saint of the Physicians in the early Islamic era of Egypt, and is credited with having specialized the concept of Gnosis in Islam.
