"In all her recordings, one witnesses this incredible technique at work, whether it is Puritani, Sonnambula, Lucia, Norma or Abduction, [or] turning around to sing Gioconda and Kundry. This ability to devour all of vocal music history, and take it into herself and spew out such excellent examples of all these different styles — you just think, “How is a voice able to encompass all of this?” Well, it’s not the voice, it’s the woman behind the voice."