[...] We are very glad to hear of your pleasure in the society of our very dear friend, Fräulein Mathilde Maier; she is a most rare and exceptional creature, whose acquaintance I first made through Frau B. Schott. [...]
Source: Letters of Richard Wagner, Vol. 2, selected and ed. Wilhelm Altmann, trans. M. M. Bozman (J. M. Dent & Sons, 1927), No. 688