Many treatises of this lover of labor are still extant, but for readers of the present age, the printed and unpublished are nearly in the same predicament. Moses and Aristotle are the chief objects of his verbose commentaries, one of which is dated as early as May 10th, A.D. 617, (Fabric. Bibliot. Graec. tom. ix. p. 458 - 468). A modern (John Le Clerc), who sometimes assumed the same name was equal to old Philoponus in diligence, and far superior in good sense and real knowledge.