Quid enim refert, quantum habeas? multo illud plus est, quod non habes.
What difference does it make how much you have? What you do not have amounts to much more. Aulus Gellius, Noctes Atticae, bk. 12, ch. 2, sect. 13; translation from Riad Aziz Kassis The Book of Proverbs and Arabic Proverbial Works (Leiden: Brill, 1999) p. 159.