O utinam haberem duodecim clericos ita doctos, omnique sapientia sic perfecte instructos, ut fuerunt Hieronimus et Augustinus.
If only I could have a dozen churchmen as wise and as well taught in all human knowledge as were Jerome and Augustine!
Notker the Stammerer De Carolo Magno, Bk. 1, sect. 9; translation from Einhard and Notker the Stammerer (trans. Lewis Thorpe) Two Lives of Charlemagne (1969) p. 102.
In conversation with his minister Alcuin, who replied, "Creator coeli et terrae similes illis plures non habuit, et tu vis habere duodecim (The Maker of heaven and earth Himself has very few scholars worth comparing with these men, and yet you expect to find a dozen!)".