To the lovers of the wisdom of the Greeks, any remains of the writings of Proclus will always be invaluable, as he was a man who, for the variety of his powers, the beauty of his diction, the magnificence of his conceptions, and his luminous development of the abstruse dogmas of the ancients, is unrivalled among the disciples of Plato. As, therefore, of all his philosophical works that are extant, I have translated the whole of some, and parts of others,1 I was also desirous to present the English reader with a translation of the existing Fragments of such of his works as are lost.