He was educated in Lyons, and from an early age was imbued with royalist principles.
At Cairo he became thoroughly imbued with Shi'a doctrines, and their introduction into his native country was henceforth the sole object of his life.
His first works, Theorie des lois criminelles (1781) and Bibliotheque philosophique du legislateur (1782), were on the philosophy of law, and showed how thoroughly Brissot was imbued with the ethical precepts of Rousseau.
While in Egypt he became more and more imbued with superstition, consulting astrologers and allowing himself to be flattered into a belief that he possessed a divine power which could work miracles.
Patrick was doubtless educated as a Christian and was imbued with reverence for the Roman Empire.